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          JVM Arguments:  -Dspring.profiles.active=basic -Djava.security.egd=file:/dev/./urandom -Dlogs_dir=./logs/bpmn/ -Dlogging.config=/app/logback-spring.xml  -Djavax.net.ssl.trustStore=/opt/app/osaaf/local/truststoreONAPall.jks -Djavax.net.ssl.trustStorePassword=changeit -Dspring.config.additional-location=/app/config/override.yaml  

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| |   / _` | '_ ` _ \| | | | '_ \ / _` |/ _` | |  _ \| |_) | |\/| |
| |__| (_| | | | | | | |_| | | | | (_| | (_| | | |_) |  __/| |  | |
\____/\__,_|_| |_| |_|\__,_|_| |_|\__,_|\__,_| |____/|_|   |_|  |_|

  Spring-Boot:  (v2.3.7.RELEASE)
  Camunda BPM: (v7.14.0)
  Camunda BPM Spring Boot Starter: (v7.14.0)

2021-05-27T23:22:10.491Z||main|||||INFO|500||Starting MSOInfrastructureApplication on dev-so-bpmn-infra-ffd8fc87f-v9ngm with PID 13 (/app/app.jar started by so in /app)
2021-05-27T23:22:10.497Z||main|||||DEBUG|500||Running with Spring Boot v2.3.7.RELEASE, Spring v5.2.12.RELEASE
2021-05-27T23:22:10.498Z||main|||||INFO|500||The following profiles are active: basic
WARNING: An illegal reflective access operation has occurred
WARNING: Illegal reflective access by org.codehaus.groovy.reflection.CachedClass (jar:file:/app/app.jar!/BOOT-INF/lib/groovy-2.5.14.jar!/) to method java.lang.Object.finalize()
WARNING: Please consider reporting this to the maintainers of org.codehaus.groovy.reflection.CachedClass
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
2021-05-27T23:22:19.492Z||main|||||INFO|500||Starting service [Tomcat]
2021-05-27T23:22:19.492Z||main|||||INFO|500||Starting Servlet engine: [Apache Tomcat/9.0.41]
2021-05-27T23:22:19.580Z||main|||||INFO|500||Initializing Spring embedded WebApplicationContext
2021-05-27T23:22:20.809Z||main|||||INFO|500||bpmn-pool - Starting...
2021-05-27T23:22:21.023Z||main|||||INFO|500||bpmn-pool - Start completed.
2021-05-27T23:22:21.707Z||main|||||INFO|500||HHH000204: Processing PersistenceUnitInfo [name: catalogDB]
2021-05-27T23:22:21.824Z||main|||||INFO|500||HHH000412: Hibernate ORM core version 5.4.25.Final
2021-05-27T23:22:22.269Z||main|||||INFO|500||HCANN000001: Hibernate Commons Annotations {5.1.2.Final}
2021-05-27T23:22:23.944Z||main|||||INFO|500||HHH000400: Using dialect: org.hibernate.dialect.MariaDB103Dialect
2021-05-27T23:22:24.828Z||bpmn-pool connection adder|||||ERROR|500||bpmn-pool - Error thrown while acquiring connection from data source
java.sql.SQLSyntaxErrorException: (conn=876) Connection.setNetworkTimeout cannot be called on a closed connection
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:62)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:171)
	at org.mariadb.jdbc.MariaDbConnection.setNetworkTimeout(MariaDbConnection.java:1655)
	at com.zaxxer.hikari.pool.PoolBase.setNetworkTimeout(PoolBase.java:560)
	at com.zaxxer.hikari.pool.PoolBase.setupConnection(PoolBase.java:399)
	at com.zaxxer.hikari.pool.PoolBase.newConnection(PoolBase.java:363)
	at com.zaxxer.hikari.pool.PoolBase.newPoolEntry(PoolBase.java:206)
	at com.zaxxer.hikari.pool.HikariPool.createPoolEntry(HikariPool.java:477)
	at com.zaxxer.hikari.pool.HikariPool.access$100(HikariPool.java:71)
	at com.zaxxer.hikari.pool.HikariPool$PoolEntryCreator.call(HikariPool.java:725)
	at com.zaxxer.hikari.pool.HikariPool$PoolEntryCreator.call(HikariPool.java:711)
	at java.base/java.util.concurrent.FutureTask.run(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at java.base/java.lang.Thread.run(Unknown Source)
2021-05-27T23:22:24.902Z||main|||||WARN|500||HHH000491: The [heatTemplates] association in the [org.onap.so.db.catalog.beans.VnfResource] entity uses both @NotFound(action = NotFoundAction.IGNORE) and FetchType.LAZY. The NotFoundAction.IGNORE @ManyToOne and @OneToOne associations are always fetched eagerly.
2021-05-27T23:22:27.612Z||main|||||INFO|500||HHH000490: Using JtaPlatform implementation: [org.hibernate.engine.transaction.jta.platform.internal.NoJtaPlatform]
2021-05-27T23:22:27.784Z||main|||||INFO|500||STARTER-SB040 Setting up jobExecutor with corePoolSize=3, maxPoolSize:30
2021-05-27T23:22:28.324Z||main|||||INFO|500||ENGINE-12003 Plugin 'CompositeProcessEnginePlugin[genericPropertiesConfiguration, camundaProcessEngineConfiguration, camundaDatasourceConfiguration, camundaJpaConfiguration, camundaJobConfiguration, camundaHistoryConfiguration, camundaMetricsConfiguration, camundaAuthorizationConfiguration, camundaDeploymentConfiguration, CreateAdminUserConfiguration[adminUser=AdminUserProperty[id=admin, firstName=Admin, lastName=Admin, email=admin@localhost, password=******]], failedJobConfiguration, LoggingAndURNMappingPlugin, CallActivityBusinessKeyParseListenerPlugin, WorkflowExceptionPlugin, eventPublisherPlugin, ConnectProcessEnginePlugin, SpringBootSpinProcessEnginePlugin]' activated on process engine 'default'
2021-05-27T23:22:34.705Z||main|||||WARN|500||unable to determine if resource URL [jar:file:/app/app.jar!/BOOT-INF/lib/camunda-engine-dmn-7.14.0.jar!/META-INF/maven/org.camunda.bpm.dmn/] is a deployable resource
2021-05-27T23:22:34.706Z||main|||||WARN|500||unable to determine if resource URL [jar:file:/app/app.jar!/BOOT-INF/lib/camunda-engine-feel-api-7.14.0.jar!/META-INF/maven/org.camunda.bpm.dmn/] is a deployable resource
2021-05-27T23:22:34.706Z||main|||||WARN|500||unable to determine if resource URL [jar:file:/app/app.jar!/BOOT-INF/lib/camunda-engine-feel-juel-7.14.0.jar!/META-INF/maven/org.camunda.bpm.dmn/] is a deployable resource
2021-05-27T23:22:34.707Z||main|||||WARN|500||unable to determine if resource URL [jar:file:/app/app.jar!/BOOT-INF/lib/camunda-engine-feel-scala-7.14.0.jar!/META-INF/maven/org.camunda.bpm.dmn/] is a deployable resource
2021-05-27T23:22:34.707Z||main|||||INFO|500||STARTER-SB021 Auto-Deploying resources: [URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-building-blocks-1.8.1.jar!/subprocess/BuildingBlock/ActivateServiceInstanceBB.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/subprocess/DoCreateE2EServiceInstanceV2.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-building-blocks-1.8.1.jar!/subprocess/Activity/VNFStartActivity.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/subprocess/DoUpdateNetworkInstance.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/process/DeleteVcpeResCustService.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/MSOCommonBPMN-1.8.1.jar!/subprocess/BuildingBlock/RainyDayHandler.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-building-blocks-1.8.1.jar!/subprocess/BuildingBlock/HomingBB.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/subprocess/DoAllocateCoreNSSI.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/process/ScaleCustomE2EServiceInstance.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-building-blocks-1.8.1.jar!/subprocess/BuildingBlock/AssignNetworkBB.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/MSOCommonBPMN-1.8.1.jar!/subprocess/SDNCAdapterRestV2.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/MSOCommonBPMN-1.8.1.jar!/subprocess/UpdateAAIGenericVnf.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-building-blocks-1.8.1.jar!/subprocess/BuildingBlock/MonitorVnfmDeleteNodeStatus.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-building-blocks-1.8.1.jar!/subprocess/Activity/VNFStopActivity.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-building-blocks-1.8.1.jar!/subprocess/BuildingBlock/ChangeModelServiceInstanceBB.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/subprocess/DoAllocateAccessNSSI.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-building-blocks-1.8.1.jar!/subprocess/BuildingBlock/ExecuteBuildingBlock.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/process/ModifySliceSubnet.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-building-blocks-1.8.1.jar!/subprocess/Activity/PauseForManualTaskActivity.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-building-blocks-1.8.1.jar!/subprocess/BuildingBlock/NetworkAdapter.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-building-blocks-1.8.1.jar!/subprocess/Activity/FlowCompleteActivity.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/subprocess/DoDeallocateCoreNSSI.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-building-blocks-1.8.1.jar!/subprocess/BuildingBlock/DeleteNetworkCollectionBB.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/subprocess/DoDeleteResourcesV1.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/process/ConfigurePnfResource.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/process/UpdateVfModuleInfraV2.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/process/UpdateNetworkInstance.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-building-blocks-1.8.1.jar!/subprocess/Activity/VNFQuiesceTrafficActivity.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-building-blocks-1.8.1.jar!/subprocess/Activity/VNFUnlockActivity.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/subprocess/DoCreateSliceServiceOption.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/MSOCommonBPMN-1.8.1.jar!/subprocess/SDNCAdapterV1.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/process/DeleteVnfInfra.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-building-blocks-1.8.1.jar!/subprocess/Activity/VNFLockActivity.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-building-blocks-1.8.1.jar!/subprocess/BuildingBlock/UnassignVfModuleBB.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/process/DeleteVFCNSResource.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/process/ActivateSDNCNetworkResource.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/subprocess/DoCreateVfModuleVolumeRollback.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-building-blocks-1.8.1.jar!/subprocess/BuildingBlock/DeleteInstanceGroupBB.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/process/CreateGenericALaCarteServiceInstance.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/process/CreateCommunicationService.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/subprocess/DoDeleteSliceService.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/process/CreateVfModuleInfra.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/process/ActivateSliceSubnet.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/MSOCommonBPMN-1.8.1.jar!/subprocess/DeleteAAIVfModule.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-building-blocks-1.8.1.jar!/subprocess/Activity/VNFConfigModifyActivity.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-building-blocks-1.8.1.jar!/subprocess/BuildingBlock/AAIUnsetVnfInMaintBB.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/subprocess/DoDeleteE2EServiceInstance.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/process/ReplaceVnfInfra.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/process/GenericPnfSWUPDownload.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/MSOCommonBPMN-1.8.1.jar!/subprocess/CreateAAIVfModuleVolumeGroup.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/subprocess/HandleOrchestrationTask.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/MSOCommonBPMN-1.8.1.jar!/subprocess/ConfirmVolumeGroupName.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/subprocess/DoCreateCommunicationService.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/subprocess/DoActivateTransportNSSI.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/process/DeleteVfModuleVolumeInfraV1.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-building-blocks-1.8.1.jar!/subprocess/Activity/VNFUpgradeBackupActivity.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-building-blocks-1.8.1.jar!/subprocess/BuildingBlock/WaitForPnfReadyBB.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/subprocess/DoAllocateCoreSharedSlice.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-building-blocks-1.8.1.jar!/subprocess/BuildingBlock/MonitorVnfmCreateNodeStatus.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/subprocess/DoActivateCoreNSSI.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/process/DeleteSDNCNetworkResource.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/subprocess/DoModifyRanNfNssi.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/subprocess/DoDeleteVfModuleFromVnf.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/subprocess/DoCustomDeleteE2EServiceInstanceV2.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/process/ServiceLevelUpgrade.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-building-blocks-1.8.1.jar!/subprocess/Activity/GenericControllerExecutionDE.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-building-blocks-1.8.1.jar!/subprocess/BuildingBlock/ActivateVfModuleBB.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/subprocess/DoCreateE2ENetworkInstance.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-building-blocks-1.8.1.jar!/subprocess/BuildingBlock/AssignPnfBB.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/process/VnfInPlaceUpdate.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/process/GenericPnfSoftwareUpgrade.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/subprocess/DoCreateSliceServiceInstance.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/process/UpdateVfModuleVolumeInfraV1.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-building-blocks-1.8.1.jar!/subprocess/Activity/VNFResumeTrafficActivity.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-building-blocks-1.8.1.jar!/subprocess/BuildingBlock/AssignVnfBB.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/MSOCommonBPMN-1.8.1.jar!/subprocess/ReceiveWorkflowMessage.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/subprocess/DoCreateServiceInstanceRollback.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/MSOCommonBPMN-1.8.1.jar!/subprocess/GenericNotificationService.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/process/Create3rdONAPE2EServiceInstance.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-building-blocks-1.8.1.jar!/subprocess/BuildingBlock/SDNCHandler.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/subprocess/DoDeleteNetworkInstance.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/subprocess/DoCreateNetworkInstanceRollback.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/subprocess/DoHandleOofRequest.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-building-blocks-1.8.1.jar!/subprocess/BuildingBlock/CreateVfModuleBB.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-building-blocks-1.8.1.jar!/subprocess/BuildingBlock/ChangeModelVnfBB.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/subprocess/DoActivateAccessNSSI.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/process/CreateSDNCNetworkResource.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-building-blocks-1.8.1.jar!/subprocess/BuildingBlock/DeactivateServiceInstanceBB.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-building-blocks-1.8.1.jar!/subprocess/Activity/VNFSnapShotActivity.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-building-blocks-1.8.1.jar!/subprocess/BuildingBlock/EtsiVnfInstantiateBB.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/process/VnfConfigUpdate.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-building-blocks-1.8.1.jar!/subprocess/Activity/VNFUpgradeSoftwareActivity.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/process/CompareModelofE2EServiceInstance.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-building-blocks-1.8.1.jar!/subprocess/BuildingBlock/DeactivateVfModuleBB.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-building-blocks-1.8.1.jar!/subprocess/BuildingBlock/AssignServiceInstanceBB.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/subprocess/DoDeleteVnf.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/MSOCommonBPMN-1.8.1.jar!/subprocess/CreateAAIVfModule.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-building-blocks-1.8.1.jar!/subprocess/BuildingBlock/CreateNetworkBB.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/subprocess/DoScaleVFCServiceInstance.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/MSOCommonBPMN-1.8.1.jar!/subprocess/BuildingBlock/DecomposeService.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/subprocess/DoAllocateCoreNonSharedSlice.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/process/DeleteSliceService.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-building-blocks-1.8.1.jar!/subprocess/Activity/VNFCheckClosedLoopDisabledFlagActivity.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/process/DeleteCustomE2EServiceInstance.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-building-blocks-1.8.1.jar!/subprocess/BuildingBlock/EtsiVnfDeleteBB.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/subprocess/DoCustomDeleteE2EServiceInstance.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/MSOCommonBPMN-1.8.1.jar!/subprocess/OpenstackAdapterTask.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/subprocess/DoCreateVnf.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/subprocess/DoCreateAllottedResourceBRGRollback.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/MSOCommonBPMN-1.8.1.jar!/subprocess/BuildingBlock/Homing.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/subprocess/DoUpdateE2EServiceInstanceRollback.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-building-blocks-1.8.1.jar!/subprocess/BuildingBlock/DeactivatePnfBB.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/subprocess/DoAllocateNSIandNSSI.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/process/DeleteDeviceResource.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/subprocess/DoDeleteVfModule.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-building-blocks-1.8.1.jar!/subprocess/BuildingBlock/ConfigDeployVnfBB.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/subprocess/DoCreateVfModuleVolumeV2.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/subprocess/DoDeleteAllottedResourceBRG.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-building-blocks-1.8.1.jar!/subprocess/BuildingBlock/ConfigAssignVnfBB.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/MSOCommonBPMN-1.8.1.jar!/subprocess/BuildingBlock/Orchestration.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/process/AllocateSliceSubnet.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/subprocess/DoDeallocateTransportNSSI.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/subprocess/DoUnderlayVpnOperation.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/process/DeleteVfModuleInfra.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/process/CreateAndActivatePnfResource.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/process/CreateDeviceResource.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/process/ActivateSliceService.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-building-blocks-1.8.1.jar!/subprocess/Activity/VNFSetClosedLoopDisabledFlagActivity.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/process/GenericPnfHealthCheck.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/subprocess/DoDeallocateNSSI.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/MSOCommonBPMN-1.8.1.jar!/subprocess/UpdateAAIVfModule.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/process/CreateVcpeResCustServiceV2.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/subprocess/DoCreateAllottedResourceBRG.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-building-blocks-1.8.1.jar!/subprocess/BuildingBlock/CreateCustomerBB.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/subprocess/QueryJobStatus.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/process/UpdateVfModuleInfra.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/subprocess/DoCompareServiceInstanceData.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-building-blocks-1.8.1.jar!/subprocess/BuildingBlock/ChangeModelVfModuleBB.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/MSOCommonBPMN-1.8.1.jar!/subprocess/SDNCAdapterRestV1.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/subprocess/DoDeallocateAccessNSSI.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-building-blocks-1.8.1.jar!/subprocess/BuildingBlock/PauseForManualTaskRainyDay.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/process/CreateCustomE2EServiceInstance.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-building-blocks-1.8.1.jar!/subprocess/BuildingBlock/UnassignServiceInstanceBB.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-building-blocks-1.8.1.jar!/subprocess/Activity/VNFCheckInMaintFlagActivity.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/process/DeleteGenericALaCarteServiceInstance.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-building-blocks-1.8.1.jar!/subprocess/BuildingBlock/DeleteVolumeGroupBB.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/process/CreateVcpeResCustService_simplified.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/process/CreateVfModuleVolumeInfraV1.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-building-blocks-1.8.1.jar!/subprocess/BuildingBlock/UpdateNetworkBB.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-building-blocks-1.8.1.jar!/subprocess/BuildingBlock/DeleteNetworkBB.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/MSOCommonBPMN-1.8.1.jar!/subprocess/GenerateVfModuleName.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/subprocess/DoDeleteVnfAndModules.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/process/UpdateCustomE2EServiceInstance.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/MSOCommonBPMN-1.8.1.jar!/subprocess/PrepareUpdateAAIVfModule.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/process/CreateSliceService.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/subprocess/SetRefactorServiceDecomp.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-building-blocks-1.8.1.jar!/subprocess/BuildingBlock/DeactivateNetworkBB.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/process/CreateActivateSDNCResource.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-building-blocks-1.8.1.jar!/subprocess/BuildingBlock/AAISetVnfInMaintBB.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/subprocess/DoCreateVFCNetworkServiceInstance.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/process/DeActivateSDNCNetworkResource.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-building-blocks-1.8.1.jar!/subprocess/Activity/VNFSetInMaintFlagActivity.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/subprocess/DoDeleteVFCNetworkServiceInstance.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/subprocess/DoCompareModelofE2EServiceInstance.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-building-blocks-1.8.1.jar!/subprocess/BuildingBlock/NetworkAdapterRestV1.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-building-blocks-1.8.1.jar!/subprocess/BuildingBlock/VnfAdapter.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-building-blocks-1.8.1.jar!/subprocess/BuildingBlock/GenericVnfHealthCheckBB.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/MSOCommonBPMN-1.8.1.jar!/subprocess/BuildingBlock/AppCClient.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-building-blocks-1.8.1.jar!/subprocess/Activity/VNFUnsetClosedLoopDisabledFlagActivity.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-building-blocks-1.8.1.jar!/subprocess/BuildingBlock/ControllerExecutionBB.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/process/CreateVcpeResCustService.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/subprocess/RollbackVnf.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-building-blocks-1.8.1.jar!/subprocess/Activity/VNFUpgradePreCheckActivity.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/subprocess/DoCreateTnNssiInstance.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-building-blocks-1.8.1.jar!/subprocess/BuildingBlock/DeleteVfModuleBB.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/process/DeleteNetworkInstance.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/subprocess/DoUpdateVfModule.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/process/CreateVnfInfra.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/subprocess/DoModifyAccessNSSI.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-building-blocks-1.8.1.jar!/subprocess/Activity/VNFCheckPserversLockedFlagActivity.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/subprocess/DoCreateAllottedResourceTXCRollback.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-building-blocks-1.8.1.jar!/subprocess/BuildingBlock/ActivateVolumeGroupBB.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-building-blocks-1.8.1.jar!/subprocess/BuildingBlock/CreateNetworkCollectionBB.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/subprocess/DoCreateServiceInstance.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-building-blocks-1.8.1.jar!/subprocess/BuildingBlock/DeactivateVnfBB.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-building-blocks-1.8.1.jar!/subprocess/BuildingBlock/AssignVolumeGroupBB.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/subprocess/DoUpdateVnfAndModules.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-building-blocks-1.8.1.jar!/subprocess/Activity/GenericControllerExecution.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-building-blocks-1.8.1.jar!/subprocess/Activity/DistributeTrafficActivity.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-building-blocks-1.8.1.jar!/subprocess/BuildingBlock/AbstractCDSProcessingBB.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-building-blocks-1.8.1.jar!/subprocess/BuildingBlock/SDNOVnfHealthCheckBB.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/subprocess/DoCreateE2EServiceInstance.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-building-blocks-1.8.1.jar!/subprocess/BuildingBlock/DeactivateVolumeGroupBB.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/subprocess/DoDeleteAllottedResourceTXC.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/process/CreateVFCNSResource.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/process/DeleteCommunicationService.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/MSOCommonBPMN-1.8.1.jar!/subprocess/FalloutHandler.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/subprocess/DoCreateVfModuleRollback.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-building-blocks-1.8.1.jar!/subprocess/BuildingBlock/ConfigurationScaleOutBB.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/subprocess/DoDeleteServiceInstance.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/subprocess/DoScaleE2EServiceInstance.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-building-blocks-1.8.1.jar!/subprocess/BuildingBlock/MonitorVnfmDeleteJob.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/subprocess/DoModifyCoreNSSI.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-building-blocks-1.8.1.jar!/subprocess/BuildingBlock/ActivateNetworkBB.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/subprocess/DoCreateNetworkInstance.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/subprocess/DoHandleSdnrDmaapRequest.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/subprocess/DoCreateAllottedResourceTXC.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/subprocess/DoModifyTransportNSSI.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/subprocess/DoCreateResources.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-building-blocks-1.8.1.jar!/subprocess/BuildingBlock/ActivateNetworkCollectionBB.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-building-blocks-1.8.1.jar!/subprocess/BuildingBlock/ActivateVnfBB.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-building-blocks-1.8.1.jar!/subprocess/BuildingBlock/MonitorVnfmCreateJob.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/subprocess/DoCreateVnfAndModules.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/process/Delete3rdONAPE2EServiceInstance.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-building-blocks-1.8.1.jar!/subprocess/Activity/VNFUpgradePostCheckActivity.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/MSOCommonBPMN-1.8.1.jar!/subprocess/BuildingBlock/ManualHandling.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-building-blocks-1.8.1.jar!/subprocess/BuildingBlock/ActivatePnfBB.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-building-blocks-1.8.1.jar!/subprocess/BuildingBlock/UnassignVnfBB.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-building-blocks-1.8.1.jar!/subprocess/Activity/DistributeTrafficCheckActivity.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-building-blocks-1.8.1.jar!/subprocess/Activity/VNFHealthCheckActivity.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/subprocess/DoDeleteVfModuleVolumeV2.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/process/ActivateCommunicationService.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-building-blocks-1.8.1.jar!/subprocess/BuildingBlock/AssignVfModuleBB.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/process/HandlePNF.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-building-blocks-1.8.1.jar!/subprocess/BuildingBlock/AAICheckVnfInMaintBB.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-building-blocks-1.8.1.jar!/subprocess/BuildingBlock/CreateVolumeGroupBB.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/subprocess/DoCreateE2EServiceInstanceRollback.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/MSOCommonBPMN-1.8.1.jar!/subprocess/CompleteMsoProcess.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/subprocess/DoCreateVnfAndModulesRollback.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/subprocess/DoAllocateTransportNSSI.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-building-blocks-1.8.1.jar!/subprocess/Activity/VNFUnsetInMaintFlagActivity.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/process/DeAllocateSliceSubnet.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/MSOCommonBPMN-1.8.1.jar!/subprocess/ConfirmVolumeGroupTenant.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-building-blocks-1.8.1.jar!/subprocess/BuildingBlock/UnassignNetworkBB.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/subprocess/DoActivateSliceService.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/subprocess/CheckServiceProcessStatus.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/subprocess/DoUpdateE2EServiceInstance.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-building-blocks-1.8.1.jar!/subprocess/BuildingBlock/UnassignVolumeGroupBB.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/subprocess/DoCreateVfModule.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/process/CreateNetworkInstance.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/subprocess/DoCompareModelVersions.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/process/UpdateVnfInfra.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-infrastructure-flows-1.8.1.jar!/subprocess/DoAllocateNSSI.bpmn], URL [jar:file:/app/app.jar!/BOOT-INF/lib/so-bpmn-building-blocks-1.8.1.jar!/subprocess/BuildingBlock/WorkflowActionBB.bpmn]]
2021-05-27T23:22:34.720Z||main|||||INFO|500||EVENTING-001: Initialized Camunda Spring Boot Eventing Engine Plugin.
2021-05-27T23:22:34.721Z||main|||||INFO|500||EVENTING-003: Task events will be published as Spring Events.
2021-05-27T23:22:34.721Z||main|||||INFO|500||EVENTING-005: Execution events will be published as Spring Events.
2021-05-27T23:22:34.725Z||main|||||INFO|500||EVENTING-007: History events will be published as Spring events.
2021-05-27T23:22:35.055Z||main|||||INFO|500||CNCT-01004 Discovered provider for connector id 'http-connector' and class 'org.camunda.connect.httpclient.impl.HttpConnectorImpl': 'org.camunda.connect.httpclient.impl.HttpConnectorProviderImpl'
2021-05-27T23:22:35.063Z||main|||||INFO|500||CNCT-01004 Discovered provider for connector id 'soap-http-connector' and class 'org.camunda.connect.httpclient.soap.impl.SoapHttpConnectorImpl': 'org.camunda.connect.httpclient.soap.impl.SoapHttpConnectorProviderImpl'
2021-05-27T23:22:35.517Z||main|||||INFO|500||FEEL/SCALA-01001 Spin value mapper detected
2021-05-27T23:22:35.808Z||main|||||INFO|500||Engine created. [value-mapper: CompositeValueMapper(List(org.camunda.feel.impl.JavaValueMapper@6a905513, org.camunda.spin.plugin.impl.feel.integration.SpinValueMapper@2f98fe6f)), function-provider: org.camunda.bpm.dmn.feel.impl.scala.function.CustomFunctionTransformer@1104ad6a, clock: SystemClock, configuration: Configuration(false)]
2021-05-27T23:22:42.410Z||main|||||INFO|500||ENGINE-00001 Process Engine default created.
2021-05-27T23:22:42.484Z||main|||||INFO|500||STARTER-SB011 skip creating initial Admin User, user does exist: UserEntity[id=admin, revision=1, firstName=Admin, lastName=Admin, email=admin@localhost, password={SHA-512}5AzQtkT/z4SrrtmrItR49+8REMFQk9d/yzYUa2O4sc9LEM+SNWjonnPFAWCdXn1N9L6cm+0nPktFhxRQXOy43A==, salt=e6rCV+BKWAzvsNdQS4CPuA==, lockExpirationTime=null, attempts=0]
2021-05-27T23:22:44.464Z||main|||||INFO|500||Configuring camunda rest api.
2021-05-27T23:22:44.511Z||main|||||INFO|500||Finished configuring camunda rest api.
2021-05-27T23:22:46.467Z||main|||||DEBUG|500||Attempting to deploy custom workflows
2021-05-27T23:22:46.541Z||main||||http://so-catalog-db-adapter.onap:8082/workflow/search/findBySource?source=sdc|WARN|500||Could not Target Entity: http://so-catalog-db-adapter.onap:8082/workflow/search/findBySource?source=sdc
2021-05-27T23:22:46.546Z|bdbe4e80-deeb-46c1-b655-03b0d6e86e61|main|||Unknown-Target-Entity|http://so-catalog-db-adapter.onap:8082/workflow/search/findBySource?source=sdc|INFO|500||Invoke
2021-05-27T23:22:46.547Z|bdbe4e80-deeb-46c1-b655-03b0d6e86e61|main|||Unknown-Target-Entity|http://so-catalog-db-adapter.onap:8082/workflow/search/findBySource?source=sdc|DEBUG|500||===========================request begin================================================
2021-05-27T23:22:46.548Z|bdbe4e80-deeb-46c1-b655-03b0d6e86e61|main|||Unknown-Target-Entity|http://so-catalog-db-adapter.onap:8082/workflow/search/findBySource?source=sdc|DEBUG|500||URI         : http://so-catalog-db-adapter.onap:8082/workflow/search/findBySource?source=sdc
2021-05-27T23:22:46.548Z|bdbe4e80-deeb-46c1-b655-03b0d6e86e61|main|||Unknown-Target-Entity|http://so-catalog-db-adapter.onap:8082/workflow/search/findBySource?source=sdc|DEBUG|500||Method      : GET
2021-05-27T23:22:46.548Z|bdbe4e80-deeb-46c1-b655-03b0d6e86e61|main|||Unknown-Target-Entity|http://so-catalog-db-adapter.onap:8082/workflow/search/findBySource?source=sdc|DEBUG|500||Headers     : [Accept:"application/hal+json", Content-Length:"0", Content-Type:"application/hal+json", X-ONAP-RequestID:"bdbe4e80-deeb-46c1-b655-03b0d6e86e61", X-RequestID:"bdbe4e80-deeb-46c1-b655-03b0d6e86e61", X-TransactionID:"bdbe4e80-deeb-46c1-b655-03b0d6e86e61", X-ECOMP-RequestID:"bdbe4e80-deeb-46c1-b655-03b0d6e86e61", X-ONAP-PartnerName:"UNKNOWN", X-InvocationID:"8440014d-f9c7-4bff-8855-34e2a2361432"]
2021-05-27T23:22:46.550Z|bdbe4e80-deeb-46c1-b655-03b0d6e86e61|main|||Unknown-Target-Entity|http://so-catalog-db-adapter.onap:8082/workflow/search/findBySource?source=sdc|DEBUG|500||Request body: 
2021-05-27T23:22:46.550Z|bdbe4e80-deeb-46c1-b655-03b0d6e86e61|main|||Unknown-Target-Entity|http://so-catalog-db-adapter.onap:8082/workflow/search/findBySource?source=sdc|DEBUG|500||==========================request end================================================
2021-05-27T23:22:46.879Z|bdbe4e80-deeb-46c1-b655-03b0d6e86e61|main|||Unknown-Target-Entity|http://so-catalog-db-adapter.onap:8082/workflow/search/findBySource?source=sdc|DEBUG|500||============================response begin==========================================
2021-05-27T23:22:46.880Z|bdbe4e80-deeb-46c1-b655-03b0d6e86e61|main|||Unknown-Target-Entity|http://so-catalog-db-adapter.onap:8082/workflow/search/findBySource?source=sdc|DEBUG|500||Status code  : 200 OK
2021-05-27T23:22:46.880Z|bdbe4e80-deeb-46c1-b655-03b0d6e86e61|main|||Unknown-Target-Entity|http://so-catalog-db-adapter.onap:8082/workflow/search/findBySource?source=sdc|DEBUG|500||Status text  : 
2021-05-27T23:22:46.880Z|bdbe4e80-deeb-46c1-b655-03b0d6e86e61|main|||Unknown-Target-Entity|http://so-catalog-db-adapter.onap:8082/workflow/search/findBySource?source=sdc|DEBUG|500||Headers      : [Set-Cookie:"JSESSIONID=56ACF873AB44F8F1E178A75CF8764295; Path=/; HttpOnly", Vary:"Origin", "Access-Control-Request-Method", "Access-Control-Request-Headers", X-Content-Type-Options:"nosniff", X-XSS-Protection:"1; mode=block", Cache-Control:"no-cache, no-store, max-age=0, must-revalidate", Pragma:"no-cache", Expires:"0", X-Frame-Options:"DENY", Content-Type:"application/hal+json", Transfer-Encoding:"chunked", Date:"Thu, 27 May 2021 23:22:46 GMT", Keep-Alive:"timeout=60", Connection:"keep-alive"]
2021-05-27T23:22:46.882Z|bdbe4e80-deeb-46c1-b655-03b0d6e86e61|main|||Unknown-Target-Entity|http://so-catalog-db-adapter.onap:8082/workflow/search/findBySource?source=sdc|DEBUG|500||Response body: {
  "_embedded" : {
    "workflow" : [ ]
  },
  "_links" : {
    "self" : {
      "href" : "http://so-catalog-db-adapter.onap:8082/workflow/search/findBySource?source=sdc"
    }
  }
}
2021-05-27T23:22:46.882Z|bdbe4e80-deeb-46c1-b655-03b0d6e86e61|main|||Unknown-Target-Entity|http://so-catalog-db-adapter.onap:8082/workflow/search/findBySource?source=sdc|DEBUG|500||=======================response end=================================================
2021-05-27T23:22:46.885Z|bdbe4e80-deeb-46c1-b655-03b0d6e86e61|main|||Unknown-Target-Entity|http://so-catalog-db-adapter.onap:8082/workflow/search/findBySource?source=sdc|INFO|500||InvokeReturn
2021-05-27T23:22:48.003Z|bdbe4e80-deeb-46c1-b655-03b0d6e86e61|main|||||WARN|500||spring.jpa.open-in-view is enabled by default. Therefore, database queries may be performed during view rendering. Explicitly configure spring.jpa.open-in-view to disable this warning
2021-05-27T23:22:53.144Z|bdbe4e80-deeb-46c1-b655-03b0d6e86e61|main|||||WARN|500||---
2021-05-27T23:22:53.145Z|bdbe4e80-deeb-46c1-b655-03b0d6e86e61|main|||||WARN|500||Spring Data REST HAL Browser is deprecated! Prefer the HAL Explorer (artifactId: spring-data-rest-hal-explorer)!
2021-05-27T23:22:53.145Z|bdbe4e80-deeb-46c1-b655-03b0d6e86e61|main|||||WARN|500||---
2021-05-27T23:22:53.298Z|bdbe4e80-deeb-46c1-b655-03b0d6e86e61|main|||||INFO|500||Creating Service {http://org.onap.so/vnfNotify}vnfAdapterNotify from class org.onap.so.bpmn.common.adapter.vnf.VnfAdapterNotify
2021-05-27T23:22:55.010Z|bdbe4e80-deeb-46c1-b655-03b0d6e86e61|main|||||INFO|500||Setting the server's publish address to be /VNFAdaptercallback
2021-05-27T23:22:55.079Z|bdbe4e80-deeb-46c1-b655-03b0d6e86e61|main|||||INFO|500||Creating Service {http://org.onap/workflow/sdnc/adapter/schema/v1}SDNCAdapterCallbackService from class org.onap.so.bpmn.common.adapter.sdnc.SDNCCallbackAdapterPortType
2021-05-27T23:22:55.111Z|bdbe4e80-deeb-46c1-b655-03b0d6e86e61|main|||||INFO|500||Setting the server's publish address to be /SDNCAdapterCallbackService
2021-05-27T23:22:55.327Z|bdbe4e80-deeb-46c1-b655-03b0d6e86e61|main|||||INFO|500||Setting the server's publish address to be /
2021-05-27T23:22:56.303Z|bdbe4e80-deeb-46c1-b655-03b0d6e86e61|main|||||DEBUG|500||Injecting class org.onap.so.security.SoBasicHttpSecurityConfigurer configuration ...
2021-05-27T23:22:58.686Z|bdbe4e80-deeb-46c1-b655-03b0d6e86e61|main|||||INFO|500||lazy initialized org.camunda.bpm.spring.boot.starter.webapp.filter.LazySecurityFilter@31e1c7c
2021-05-27T23:22:58.688Z|bdbe4e80-deeb-46c1-b655-03b0d6e86e61|main|||||INFO|500||lazy initialized org.camunda.bpm.spring.boot.starter.webapp.filter.LazyProcessEnginesFilter@3e866323
2021-05-27T23:23:00.701Z|bdbe4e80-deeb-46c1-b655-03b0d6e86e61|main|||||INFO|500||Started MSOInfrastructureApplication in 51.925 seconds (JVM running for 53.299)
2021-05-27T23:23:00.718Z|bdbe4e80-deeb-46c1-b655-03b0d6e86e61|main|||||INFO|500||ENGINE-14014 Starting up the JobExecutor[org.camunda.bpm.engine.spring.components.jobexecutor.SpringJobExecutor].
2021-05-27T23:23:00.722Z||JobExecutor[org.camunda.bpm.engine.spring.components.jobexecutor.SpringJobExecutor]|||||INFO|500||ENGINE-14018 JobExecutor[org.camunda.bpm.engine.spring.components.jobexecutor.SpringJobExecutor] starting to acquire jobs
2021-05-27T23:27:35.068Z||FetchAndLockHandlerImpl|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLTransientConnectionException: (conn=878) Lock wait timeout exceeded; try restarting transaction
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLTransientConnectionException: (conn=878) Lock wait timeout exceeded; try restarting transaction
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLTransientConnectionException: (conn=878) Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:79)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:27:35.750Z||FetchAndLockHandlerImpl|||||WARN|500||ENGINE-REST-HTTP500 org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLTransientConnectionException: (conn=878) Lock wait timeout exceeded; try restarting transaction
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLTransientConnectionException: (conn=878) Lock wait timeout exceeded; try restarting transaction
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 more
Caused by: java.sql.SQLTransientConnectionException: (conn=878) Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:79)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 more
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 more
Caused by: java.sql.SQLException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 more

2021-05-27T23:28:00.546Z||FetchAndLockHandlerImpl|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLTransientConnectionException: (conn=878) Lock wait timeout exceeded; try restarting transaction
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLTransientConnectionException: (conn=878) Lock wait timeout exceeded; try restarting transaction
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLTransientConnectionException: (conn=878) Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:79)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:02.912Z||FetchAndLockHandlerImpl|||||WARN|500||ENGINE-REST-HTTP500 org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLTransientConnectionException: (conn=878) Lock wait timeout exceeded; try restarting transaction
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLTransientConnectionException: (conn=878) Lock wait timeout exceeded; try restarting transaction
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 more
Caused by: java.sql.SQLTransientConnectionException: (conn=878) Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:79)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 more
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 more
Caused by: java.sql.SQLException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 more

2021-05-27T23:28:03.564Z||FetchAndLockHandlerImpl|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@53de8317 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=878) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:03.571Z||FetchAndLockHandlerImpl|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=878) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=878) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=878) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:03.574Z||FetchAndLockHandlerImpl|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=878) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=878) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=878) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:03.576Z||FetchAndLockHandlerImpl|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 14 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 17 more

2021-05-27T23:28:03.590Z||FetchAndLockHandlerImpl|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@7771f7c3 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=901) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:03.591Z||FetchAndLockHandlerImpl|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=901) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=901) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=901) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:03.593Z||FetchAndLockHandlerImpl|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=901) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=901) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=901) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:03.594Z||FetchAndLockHandlerImpl|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 14 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 17 more

2021-05-27T23:28:03.643Z||FetchAndLockHandlerImpl|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@4ed3fa6f marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=879) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:03.644Z||FetchAndLockHandlerImpl|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=879) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=879) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=879) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:03.645Z||FetchAndLockHandlerImpl|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=879) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=879) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=879) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:03.647Z||FetchAndLockHandlerImpl|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 14 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 17 more

2021-05-27T23:28:03.655Z||FetchAndLockHandlerImpl|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@235b5de7 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=880) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:03.656Z||FetchAndLockHandlerImpl|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=880) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=880) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=880) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:03.657Z||FetchAndLockHandlerImpl|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=880) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=880) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=880) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:03.658Z||FetchAndLockHandlerImpl|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 14 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 17 more

2021-05-27T23:28:03.667Z||FetchAndLockHandlerImpl|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@16700883 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=881) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:03.668Z||FetchAndLockHandlerImpl|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=881) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=881) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=881) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:03.669Z||FetchAndLockHandlerImpl|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=881) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=881) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=881) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:03.670Z||FetchAndLockHandlerImpl|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 14 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 17 more

2021-05-27T23:28:03.679Z||FetchAndLockHandlerImpl|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@4f7ab18d marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=882) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:03.680Z||FetchAndLockHandlerImpl|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=882) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=882) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=882) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:03.681Z||FetchAndLockHandlerImpl|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=882) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=882) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=882) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:03.683Z||FetchAndLockHandlerImpl|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 14 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 17 more

2021-05-27T23:28:03.690Z||FetchAndLockHandlerImpl|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@6337a1c7 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=883) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:03.691Z||FetchAndLockHandlerImpl|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=883) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=883) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=883) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:03.693Z||FetchAndLockHandlerImpl|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=883) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=883) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=883) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:03.699Z||FetchAndLockHandlerImpl|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 14 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 17 more

2021-05-27T23:28:03.713Z||FetchAndLockHandlerImpl|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@427e29da marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=904) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:03.715Z||FetchAndLockHandlerImpl|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=904) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=904) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=904) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:03.715Z||FetchAndLockHandlerImpl|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=904) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=904) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=904) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:03.716Z||FetchAndLockHandlerImpl|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 14 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 17 more

2021-05-27T23:28:03.758Z||FetchAndLockHandlerImpl|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@643c075d marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=884) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:03.759Z||FetchAndLockHandlerImpl|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=884) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=884) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=884) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:03.760Z||FetchAndLockHandlerImpl|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=884) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=884) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=884) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:03.762Z||FetchAndLockHandlerImpl|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 14 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 17 more

2021-05-27T23:28:03.777Z||FetchAndLockHandlerImpl|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@75f4f9ac marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=905) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:03.778Z||FetchAndLockHandlerImpl|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=905) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=905) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=905) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:03.779Z||FetchAndLockHandlerImpl|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=905) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=905) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=905) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:03.780Z||FetchAndLockHandlerImpl|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 14 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 17 more

2021-05-27T23:28:03.787Z||FetchAndLockHandlerImpl|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@74165740 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1234) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:03.792Z||FetchAndLockHandlerImpl|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1234) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1234) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1234) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:03.793Z||FetchAndLockHandlerImpl|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1234) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1234) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1234) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:03.794Z||FetchAndLockHandlerImpl|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 14 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 17 more

2021-05-27T23:28:03.810Z||FetchAndLockHandlerImpl|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@582c9b09 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1235) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:03.811Z||FetchAndLockHandlerImpl|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1235) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1235) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1235) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:03.812Z||FetchAndLockHandlerImpl|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1235) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1235) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1235) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:03.814Z||FetchAndLockHandlerImpl|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 14 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 17 more

2021-05-27T23:28:03.838Z||FetchAndLockHandlerImpl|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@85a480d marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1236) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:03.839Z||FetchAndLockHandlerImpl|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1236) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1236) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1236) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:03.840Z||FetchAndLockHandlerImpl|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1236) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1236) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1236) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:03.841Z||FetchAndLockHandlerImpl|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 14 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 17 more

2021-05-27T23:28:03.856Z||FetchAndLockHandlerImpl|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@6d8bcbbd marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1237) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:03.865Z||FetchAndLockHandlerImpl|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1237) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1237) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1237) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:03.868Z||FetchAndLockHandlerImpl|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1237) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1237) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1237) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:03.872Z||FetchAndLockHandlerImpl|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 14 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 17 more

2021-05-27T23:28:03.884Z||FetchAndLockHandlerImpl|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@73fb3e48 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1238) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:03.885Z||FetchAndLockHandlerImpl|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1238) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1238) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1238) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:03.888Z||FetchAndLockHandlerImpl|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1238) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1238) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1238) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:03.898Z||FetchAndLockHandlerImpl|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 14 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 17 more

2021-05-27T23:28:03.908Z||FetchAndLockHandlerImpl|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@373ebde5 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1239) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:03.910Z||FetchAndLockHandlerImpl|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1239) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1239) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1239) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:03.914Z||FetchAndLockHandlerImpl|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1239) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1239) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1239) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:03.918Z||FetchAndLockHandlerImpl|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 14 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 17 more

2021-05-27T23:28:03.924Z||FetchAndLockHandlerImpl|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@5618b615 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1240) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:03.925Z||FetchAndLockHandlerImpl|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1240) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1240) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1240) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:03.928Z||FetchAndLockHandlerImpl|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1240) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1240) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1240) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:03.931Z||FetchAndLockHandlerImpl|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 14 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 17 more

2021-05-27T23:28:03.955Z||FetchAndLockHandlerImpl|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@29bc9b40 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1241) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:03.958Z||FetchAndLockHandlerImpl|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1241) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1241) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1241) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:03.962Z||FetchAndLockHandlerImpl|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1241) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1241) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1241) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:03.965Z||FetchAndLockHandlerImpl|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 14 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 17 more

2021-05-27T23:28:03.971Z||FetchAndLockHandlerImpl|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@23ab3931 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1247) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:03.974Z||FetchAndLockHandlerImpl|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1247) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1247) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1247) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:03.975Z||FetchAndLockHandlerImpl|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1247) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1247) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1247) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:03.976Z||FetchAndLockHandlerImpl|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 14 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 17 more

2021-05-27T23:28:03.999Z||FetchAndLockHandlerImpl|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@d2d07ae marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1253) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:04.000Z||FetchAndLockHandlerImpl|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1253) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1253) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1253) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:04.005Z||FetchAndLockHandlerImpl|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1253) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1253) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1253) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:04.014Z||FetchAndLockHandlerImpl|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 14 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 17 more

2021-05-27T23:28:04.021Z||FetchAndLockHandlerImpl|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@3bafe948 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1254) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:04.023Z||FetchAndLockHandlerImpl|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1254) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1254) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1254) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:04.025Z||FetchAndLockHandlerImpl|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1254) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1254) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1254) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:04.031Z||FetchAndLockHandlerImpl|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 14 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 17 more

2021-05-27T23:28:04.040Z||FetchAndLockHandlerImpl|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@4111528f marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1255) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:04.042Z||FetchAndLockHandlerImpl|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1255) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1255) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1255) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:04.045Z||FetchAndLockHandlerImpl|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1255) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1255) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1255) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:04.046Z||FetchAndLockHandlerImpl|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 14 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 17 more

2021-05-27T23:28:04.054Z||FetchAndLockHandlerImpl|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@658da283 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1256) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:04.060Z||FetchAndLockHandlerImpl|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1256) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1256) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1256) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:04.062Z||FetchAndLockHandlerImpl|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1256) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1256) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1256) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:04.064Z||FetchAndLockHandlerImpl|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 14 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 17 more

2021-05-27T23:28:04.072Z||FetchAndLockHandlerImpl|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@1f32cdc2 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1257) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:04.074Z||FetchAndLockHandlerImpl|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1257) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1257) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1257) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:04.076Z||FetchAndLockHandlerImpl|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1257) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1257) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1257) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:04.079Z||FetchAndLockHandlerImpl|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 14 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 17 more

2021-05-27T23:28:04.085Z||FetchAndLockHandlerImpl|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@7f90281b marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1258) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:04.087Z||FetchAndLockHandlerImpl|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1258) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1258) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1258) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:04.089Z||FetchAndLockHandlerImpl|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1258) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1258) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1258) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:04.091Z||FetchAndLockHandlerImpl|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 14 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 17 more

2021-05-27T23:28:04.098Z||FetchAndLockHandlerImpl|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@194f503d marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1259) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:04.100Z||FetchAndLockHandlerImpl|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1259) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1259) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1259) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:04.102Z||FetchAndLockHandlerImpl|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1259) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1259) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1259) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:04.105Z||FetchAndLockHandlerImpl|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 14 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 17 more

2021-05-27T23:28:04.111Z||FetchAndLockHandlerImpl|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@d194c82 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1260) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:04.114Z||FetchAndLockHandlerImpl|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1260) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1260) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1260) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:04.116Z||FetchAndLockHandlerImpl|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1260) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1260) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1260) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:04.118Z||FetchAndLockHandlerImpl|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 14 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 17 more

2021-05-27T23:28:04.124Z||FetchAndLockHandlerImpl|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@161d427f marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1261) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:04.126Z||FetchAndLockHandlerImpl|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1261) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1261) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1261) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:04.128Z||FetchAndLockHandlerImpl|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1261) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1261) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1261) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:04.130Z||FetchAndLockHandlerImpl|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 14 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 17 more

2021-05-27T23:28:04.136Z||FetchAndLockHandlerImpl|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@4534af97 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1262) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:04.137Z||FetchAndLockHandlerImpl|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1262) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1262) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1262) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:04.139Z||FetchAndLockHandlerImpl|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1262) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1262) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1262) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:04.142Z||FetchAndLockHandlerImpl|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 14 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 17 more

2021-05-27T23:28:04.149Z||FetchAndLockHandlerImpl|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@36c2045 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1263) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:04.150Z||FetchAndLockHandlerImpl|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1263) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1263) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1263) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:04.152Z||FetchAndLockHandlerImpl|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1263) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1263) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1263) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:04.154Z||FetchAndLockHandlerImpl|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 14 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 17 more

2021-05-27T23:28:04.160Z||FetchAndLockHandlerImpl|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@2fc19097 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1264) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:04.162Z||FetchAndLockHandlerImpl|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1264) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1264) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1264) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:04.164Z||FetchAndLockHandlerImpl|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1264) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1264) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1264) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:04.166Z||FetchAndLockHandlerImpl|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 14 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 17 more

2021-05-27T23:28:04.172Z||FetchAndLockHandlerImpl|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@93320a2 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1265) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:04.173Z||FetchAndLockHandlerImpl|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1265) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1265) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1265) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:04.174Z||FetchAndLockHandlerImpl|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1265) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1265) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1265) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:04.174Z||FetchAndLockHandlerImpl|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 14 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 17 more

2021-05-27T23:28:04.185Z||FetchAndLockHandlerImpl|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@43bb6bab marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1266) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:04.187Z||FetchAndLockHandlerImpl|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1266) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1266) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1266) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:04.188Z||FetchAndLockHandlerImpl|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1266) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1266) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1266) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:04.189Z||FetchAndLockHandlerImpl|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 14 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 17 more

2021-05-27T23:28:04.195Z||FetchAndLockHandlerImpl|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@77968978 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1267) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:04.204Z||FetchAndLockHandlerImpl|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1267) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1267) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1267) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:04.205Z||FetchAndLockHandlerImpl|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1267) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1267) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1267) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:04.206Z||FetchAndLockHandlerImpl|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 14 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 17 more

2021-05-27T23:28:04.213Z||FetchAndLockHandlerImpl|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@77396cdd marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1268) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:04.214Z||FetchAndLockHandlerImpl|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1268) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1268) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1268) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:04.215Z||FetchAndLockHandlerImpl|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1268) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1268) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1268) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:04.217Z||FetchAndLockHandlerImpl|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 14 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 17 more

2021-05-27T23:28:04.223Z||FetchAndLockHandlerImpl|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@6d75012f marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1269) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:04.224Z||FetchAndLockHandlerImpl|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1269) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1269) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1269) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:04.226Z||FetchAndLockHandlerImpl|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1269) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1269) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1269) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:04.227Z||FetchAndLockHandlerImpl|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 14 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 17 more

2021-05-27T23:28:04.235Z||FetchAndLockHandlerImpl|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@55cba770 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1270) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:04.236Z||FetchAndLockHandlerImpl|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1270) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1270) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1270) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:04.238Z||FetchAndLockHandlerImpl|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1270) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1270) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1270) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:04.240Z||FetchAndLockHandlerImpl|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 14 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 17 more

2021-05-27T23:28:04.250Z||FetchAndLockHandlerImpl|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@e32361d marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1271) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:04.261Z||FetchAndLockHandlerImpl|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1271) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1271) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1271) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:04.265Z||FetchAndLockHandlerImpl|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1271) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1271) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1271) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:04.267Z||FetchAndLockHandlerImpl|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 14 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 17 more

2021-05-27T23:28:04.278Z||FetchAndLockHandlerImpl|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@d832967 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1272) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:04.280Z||FetchAndLockHandlerImpl|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1272) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1272) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1272) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:04.281Z||FetchAndLockHandlerImpl|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1272) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1272) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1272) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:04.282Z||FetchAndLockHandlerImpl|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 14 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 17 more

2021-05-27T23:28:04.287Z||FetchAndLockHandlerImpl|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@42a7a28b marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1273) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:04.289Z||FetchAndLockHandlerImpl|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1273) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1273) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1273) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:04.291Z||FetchAndLockHandlerImpl|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1273) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1273) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1273) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:04.297Z||FetchAndLockHandlerImpl|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 14 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 17 more

2021-05-27T23:28:04.302Z||FetchAndLockHandlerImpl|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@ac80056 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1274) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:04.304Z||FetchAndLockHandlerImpl|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1274) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1274) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1274) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:04.306Z||FetchAndLockHandlerImpl|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1274) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1274) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1274) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:04.306Z||FetchAndLockHandlerImpl|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 14 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 17 more

2021-05-27T23:28:04.313Z||FetchAndLockHandlerImpl|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@d1401d9 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1275) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:04.316Z||FetchAndLockHandlerImpl|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1275) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1275) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1275) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:04.317Z||FetchAndLockHandlerImpl|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1275) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1275) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1275) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:04.318Z||FetchAndLockHandlerImpl|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 14 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 17 more

2021-05-27T23:28:04.326Z||FetchAndLockHandlerImpl|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@146a82af marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1276) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:04.329Z||FetchAndLockHandlerImpl|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1276) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1276) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1276) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:04.330Z||FetchAndLockHandlerImpl|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1276) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1276) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1276) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:04.331Z||FetchAndLockHandlerImpl|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 14 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 17 more

2021-05-27T23:28:04.338Z||FetchAndLockHandlerImpl|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@2c270078 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1277) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:04.339Z||FetchAndLockHandlerImpl|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1277) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1277) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1277) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:04.340Z||FetchAndLockHandlerImpl|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1277) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1277) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1277) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:04.341Z||FetchAndLockHandlerImpl|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 14 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 17 more

2021-05-27T23:28:04.345Z||FetchAndLockHandlerImpl|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@52b3669c marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1278) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:04.347Z||FetchAndLockHandlerImpl|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1278) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1278) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1278) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:04.347Z||FetchAndLockHandlerImpl|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1278) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1278) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1278) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:04.348Z||FetchAndLockHandlerImpl|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 14 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 17 more

2021-05-27T23:28:04.366Z||FetchAndLockHandlerImpl|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@1dcbd106 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1279) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:04.367Z||FetchAndLockHandlerImpl|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1279) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1279) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1279) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:04.368Z||FetchAndLockHandlerImpl|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1279) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1279) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1279) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:04.372Z||FetchAndLockHandlerImpl|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 14 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 17 more

2021-05-27T23:28:04.379Z||FetchAndLockHandlerImpl|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@199c0d1a marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1280) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:04.380Z||FetchAndLockHandlerImpl|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1280) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1280) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1280) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:04.398Z||FetchAndLockHandlerImpl|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1280) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1280) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1280) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:04.400Z||FetchAndLockHandlerImpl|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 14 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 17 more

2021-05-27T23:28:04.418Z||FetchAndLockHandlerImpl|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@30d00d22 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1281) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:04.419Z||FetchAndLockHandlerImpl|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1281) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1281) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1281) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:04.419Z||FetchAndLockHandlerImpl|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1281) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1281) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1281) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:28:04.421Z||FetchAndLockHandlerImpl|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 14 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 17 more

2021-05-27T23:28:15.733Z||JobExecutor[org.camunda.bpm.engine.spring.components.jobexecutor.SpringJobExecutor]|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@34cc34c9 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1282) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:170)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:159)
	at org.camunda.bpm.engine.impl.persistence.entity.JobManager.findNextJobsToExecute(JobManager.java:222)
	at org.camunda.bpm.engine.impl.cmd.AcquireJobsCmd.execute(AcquireJobsCmd.java:66)
	at org.camunda.bpm.engine.impl.cmd.AcquireJobsCmd.execute(AcquireJobsCmd.java:44)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.jobexecutor.SequentialJobAcquisitionRunnable.acquireJobs(SequentialJobAcquisitionRunnable.java:158)
	at org.camunda.bpm.engine.impl.jobexecutor.SequentialJobAcquisitionRunnable.run(SequentialJobAcquisitionRunnable.java:76)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 34 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 35 common frames omitted
2021-05-27T23:28:15.734Z||JobExecutor[org.camunda.bpm.engine.spring.components.jobexecutor.SpringJobExecutor]|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:170)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:159)
	at org.camunda.bpm.engine.impl.persistence.entity.JobManager.findNextJobsToExecute(JobManager.java:222)
	at org.camunda.bpm.engine.impl.cmd.AcquireJobsCmd.execute(AcquireJobsCmd.java:66)
	at org.camunda.bpm.engine.impl.cmd.AcquireJobsCmd.execute(AcquireJobsCmd.java:44)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.jobexecutor.SequentialJobAcquisitionRunnable.acquireJobs(SequentialJobAcquisitionRunnable.java:158)
	at org.camunda.bpm.engine.impl.jobexecutor.SequentialJobAcquisitionRunnable.run(SequentialJobAcquisitionRunnable.java:76)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1282) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/Job.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.JobEntity.selectNextJobsToExecute-Inline
### The error occurred while setting parameters
### SQL: select RES.ID_,       RES.REV_,       RES.DUEDATE_,       RES.PROCESS_INSTANCE_ID_,       RES.EXCLUSIVE_          from ACT_RU_JOB RES      where (RES.RETRIES_ > 0)       and (                   RES.DUEDATE_ is null or                   RES.DUEDATE_ <= ?       )       and (RES.LOCK_OWNER_ is null or RES.LOCK_EXP_TIME_ < ?)       and RES.SUSPENSION_STATE_ = 1                  and (RES.DEPLOYMENT_ID_ is null                     or                                                  ( RES.DEPLOYMENT_ID_ IN   (      ?        )   )                           )                and (      (      RES.EXCLUSIVE_ = 1           and not exists(             select J2.ID_ from ACT_RU_JOB J2             where J2.PROCESS_INSTANCE_ID_ = RES.PROCESS_INSTANCE_ID_                                           -- from the same proc. inst.             and (J2.EXCLUSIVE_ = 1)                                                              -- also exclusive             and (J2.LOCK_OWNER_ is not null and J2.LOCK_EXP_TIME_ >= ?)  -- in progress             )    )     or           RES.EXCLUSIVE_ = 0        )                     LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1282) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 20 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1282) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 23 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 34 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 35 common frames omitted
2021-05-27T23:28:15.735Z||JobExecutor[org.camunda.bpm.engine.spring.components.jobexecutor.SpringJobExecutor]|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:170)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:159)
	at org.camunda.bpm.engine.impl.persistence.entity.JobManager.findNextJobsToExecute(JobManager.java:222)
	at org.camunda.bpm.engine.impl.cmd.AcquireJobsCmd.execute(AcquireJobsCmd.java:66)
	at org.camunda.bpm.engine.impl.cmd.AcquireJobsCmd.execute(AcquireJobsCmd.java:44)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.jobexecutor.SequentialJobAcquisitionRunnable.acquireJobs(SequentialJobAcquisitionRunnable.java:158)
	at org.camunda.bpm.engine.impl.jobexecutor.SequentialJobAcquisitionRunnable.run(SequentialJobAcquisitionRunnable.java:76)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1282) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/Job.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.JobEntity.selectNextJobsToExecute-Inline
### The error occurred while setting parameters
### SQL: select RES.ID_,       RES.REV_,       RES.DUEDATE_,       RES.PROCESS_INSTANCE_ID_,       RES.EXCLUSIVE_          from ACT_RU_JOB RES      where (RES.RETRIES_ > 0)       and (                   RES.DUEDATE_ is null or                   RES.DUEDATE_ <= ?       )       and (RES.LOCK_OWNER_ is null or RES.LOCK_EXP_TIME_ < ?)       and RES.SUSPENSION_STATE_ = 1                  and (RES.DEPLOYMENT_ID_ is null                     or                                                  ( RES.DEPLOYMENT_ID_ IN   (      ?        )   )                           )                and (      (      RES.EXCLUSIVE_ = 1           and not exists(             select J2.ID_ from ACT_RU_JOB J2             where J2.PROCESS_INSTANCE_ID_ = RES.PROCESS_INSTANCE_ID_                                           -- from the same proc. inst.             and (J2.EXCLUSIVE_ = 1)                                                              -- also exclusive             and (J2.LOCK_OWNER_ is not null and J2.LOCK_EXP_TIME_ >= ?)  -- in progress             )    )     or           RES.EXCLUSIVE_ = 0        )                     LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1282) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 20 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1282) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 23 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 34 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 35 common frames omitted
2021-05-27T23:28:15.736Z||JobExecutor[org.camunda.bpm.engine.spring.components.jobexecutor.SpringJobExecutor]|||||ERROR|500||ENGINE-14019 Exception during job acquisition Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.jobexecutor.SequentialJobAcquisitionRunnable.acquireJobs(SequentialJobAcquisitionRunnable.java:158)
	at org.camunda.bpm.engine.impl.jobexecutor.SequentialJobAcquisitionRunnable.run(SequentialJobAcquisitionRunnable.java:76)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 11 common frames omitted
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 14 common frames omitted
2021-05-27T23:28:35.992Z||http-nio-8081-exec-11|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@2a042cea marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1283) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:28:35.995Z||http-nio-8081-exec-11|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1283) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1283) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1283) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:28:35.999Z||http-nio-8081-exec-11|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1283) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1283) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1283) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:28:36.002Z||http-nio-8081-exec-11|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:29:02.955Z||http-nio-8081-exec-20|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@46e08937 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1284) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:02.957Z||http-nio-8081-exec-20|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1284) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1284) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1284) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:02.958Z||http-nio-8081-exec-20|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1284) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1284) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1284) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:02.960Z||http-nio-8081-exec-20|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:29:03.599Z||http-nio-8081-exec-21|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@72eb8bd5 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1285) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:03.601Z||http-nio-8081-exec-21|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1285) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1285) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1285) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:03.602Z||http-nio-8081-exec-21|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1285) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1285) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1285) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:03.605Z||http-nio-8081-exec-21|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:29:03.629Z||http-nio-8081-exec-19|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@4b0e781 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1286) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:03.725Z||http-nio-8081-exec-19|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1286) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1286) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1286) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:03.729Z||http-nio-8081-exec-19|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1286) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1286) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1286) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:03.731Z||http-nio-8081-exec-19|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:29:03.741Z||http-nio-8081-exec-1|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@21b27c96 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1287) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:03.742Z||http-nio-8081-exec-9|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@4401573d marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1288) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:03.742Z||http-nio-8081-exec-1|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1287) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1287) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1287) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:03.744Z||http-nio-8081-exec-3|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@36a40c30 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1289) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:03.745Z||http-nio-8081-exec-3|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1289) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1289) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1289) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:03.746Z||http-nio-8081-exec-9|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1288) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1288) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1288) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:03.747Z||http-nio-8081-exec-9|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1288) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1288) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1288) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:03.744Z||http-nio-8081-exec-1|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1287) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1287) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1287) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:03.750Z||http-nio-8081-exec-9|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:29:03.747Z||http-nio-8081-exec-3|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1289) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1289) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1289) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:03.752Z||http-nio-8081-exec-3|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:29:03.752Z||http-nio-8081-exec-1|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:29:03.764Z||http-nio-8081-exec-4|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@120ba203 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1290) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:03.766Z||http-nio-8081-exec-4|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1290) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1290) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1290) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:03.769Z||http-nio-8081-exec-4|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1290) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1290) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1290) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:03.771Z||http-nio-8081-exec-5|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@562b4497 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1291) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:03.772Z||http-nio-8081-exec-5|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1291) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1291) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1291) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:03.773Z||http-nio-8081-exec-5|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1291) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1291) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1291) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:03.776Z||http-nio-8081-exec-5|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:29:03.777Z||http-nio-8081-exec-4|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:29:03.782Z||http-nio-8081-exec-6|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@235c55b2 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1404) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:03.787Z||http-nio-8081-exec-6|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1404) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1404) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1404) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:03.790Z||http-nio-8081-exec-11|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@517b1c5 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1620) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:03.790Z||http-nio-8081-exec-6|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1404) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1404) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1404) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:03.793Z||http-nio-8081-exec-11|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1620) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1620) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1620) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:03.794Z||http-nio-8081-exec-11|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1620) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1620) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1620) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:03.796Z||http-nio-8081-exec-11|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:29:03.797Z||http-nio-8081-exec-6|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:29:03.804Z||http-nio-8081-exec-20|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@25459e7c marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1901) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:03.811Z||http-nio-8081-exec-20|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1901) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1901) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1901) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:03.812Z||http-nio-8081-exec-20|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1901) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1901) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1901) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:03.814Z||http-nio-8081-exec-20|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:29:03.828Z||http-nio-8081-exec-21|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@13eff5d3 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1902) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:03.832Z||http-nio-8081-exec-21|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1902) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1902) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1902) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:03.833Z||http-nio-8081-exec-21|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1902) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1902) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1902) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:03.834Z||http-nio-8081-exec-21|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:29:11.836Z||http-nio-8081-exec-19|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@3292a02f marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1940) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:11.837Z||http-nio-8081-exec-19|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1940) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1940) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1940) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:11.839Z||http-nio-8081-exec-19|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1940) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1940) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1940) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:11.841Z||http-nio-8081-exec-19|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:29:11.842Z||http-nio-8081-exec-3|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@6f158f57 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1941) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:11.844Z||http-nio-8081-exec-3|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1941) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1941) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1941) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:11.848Z||http-nio-8081-exec-9|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@2b80f808 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1942) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:11.849Z||http-nio-8081-exec-9|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1942) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1942) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1942) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:11.847Z||http-nio-8081-exec-3|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1941) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1941) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1941) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:11.851Z||http-nio-8081-exec-9|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1942) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1942) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1942) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:11.853Z||http-nio-8081-exec-3|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:29:11.853Z||http-nio-8081-exec-9|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:29:11.861Z||http-nio-8081-exec-1|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@4bd41579 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1943) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:11.862Z||http-nio-8081-exec-1|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1943) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1943) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1943) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:11.863Z||http-nio-8081-exec-1|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1943) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1943) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1943) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:11.864Z||http-nio-8081-exec-5|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@8b93d74 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1944) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:11.865Z||http-nio-8081-exec-5|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1944) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1944) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1944) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:11.866Z||http-nio-8081-exec-1|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:29:11.866Z||http-nio-8081-exec-5|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1944) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1944) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1944) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:11.868Z||http-nio-8081-exec-5|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:29:11.882Z||http-nio-8081-exec-4|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@5858af1a marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1945) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:11.883Z||http-nio-8081-exec-4|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1945) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1945) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1945) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:11.884Z||http-nio-8081-exec-4|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1945) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1945) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1945) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:11.886Z||http-nio-8081-exec-4|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:29:11.889Z||http-nio-8081-exec-11|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@1e40f8ec marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1946) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:11.891Z||http-nio-8081-exec-11|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1946) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1946) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1946) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:11.892Z||http-nio-8081-exec-11|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1946) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1946) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1946) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:11.910Z||http-nio-8081-exec-11|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:29:11.914Z||http-nio-8081-exec-6|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@54bbf20c marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1947) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:11.916Z||http-nio-8081-exec-6|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1947) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1947) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1947) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:11.917Z||http-nio-8081-exec-20|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@3fade6c3 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1948) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:11.918Z||http-nio-8081-exec-6|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1947) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1947) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1947) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:11.921Z||http-nio-8081-exec-20|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1948) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1948) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1948) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:11.921Z||http-nio-8081-exec-6|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:29:11.922Z||http-nio-8081-exec-21|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@35133e9d marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1949) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:11.922Z||http-nio-8081-exec-20|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1948) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1948) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1948) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:11.923Z||http-nio-8081-exec-21|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1949) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1949) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1949) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:11.924Z||http-nio-8081-exec-21|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1949) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1949) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1949) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:11.926Z||http-nio-8081-exec-21|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:29:11.926Z||http-nio-8081-exec-20|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:29:11.928Z||http-nio-8081-exec-22|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@7b33ade2 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1950) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:11.930Z||http-nio-8081-exec-22|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1950) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1950) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1950) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:11.933Z||http-nio-8081-exec-22|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1950) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1950) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1950) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:11.934Z||http-nio-8081-exec-23|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@2a0e995b marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1951) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:11.935Z||http-nio-8081-exec-22|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:29:11.936Z||http-nio-8081-exec-23|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1951) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1951) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1951) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:11.938Z||http-nio-8081-exec-23|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1951) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1951) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1951) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:11.940Z||http-nio-8081-exec-24|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@39c14235 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1952) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:11.940Z||http-nio-8081-exec-23|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:29:11.942Z||http-nio-8081-exec-24|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1952) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1952) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1952) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:11.944Z||http-nio-8081-exec-24|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1952) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1952) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1952) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:11.945Z||http-nio-8081-exec-25|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@2855092d marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1953) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:11.947Z||http-nio-8081-exec-24|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:29:11.948Z||http-nio-8081-exec-25|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1953) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1953) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1953) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:11.950Z||http-nio-8081-exec-25|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1953) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1953) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1953) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:11.951Z||http-nio-8081-exec-25|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:29:11.952Z||http-nio-8081-exec-27|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@8f9ec22 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1954) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:11.953Z||http-nio-8081-exec-27|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1954) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1954) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1954) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:11.954Z||http-nio-8081-exec-27|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1954) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1954) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1954) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:11.956Z||http-nio-8081-exec-27|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:29:11.961Z||http-nio-8081-exec-26|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@2679ab7a marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1955) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:11.963Z||http-nio-8081-exec-26|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1955) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1955) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1955) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:11.965Z||http-nio-8081-exec-26|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1955) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1955) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1955) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:11.967Z||http-nio-8081-exec-28|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@53f8cb65 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1956) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:11.969Z||http-nio-8081-exec-26|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:29:11.972Z||http-nio-8081-exec-28|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1956) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1956) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1956) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:11.974Z||http-nio-8081-exec-29|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@2e63f05a marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1957) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:11.974Z||http-nio-8081-exec-28|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1956) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1956) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1956) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:11.975Z||http-nio-8081-exec-29|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1957) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1957) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1957) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:11.976Z||http-nio-8081-exec-28|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:29:11.976Z||http-nio-8081-exec-29|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1957) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1957) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1957) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:11.978Z||http-nio-8081-exec-29|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:29:11.983Z||http-nio-8081-exec-30|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@104c40b9 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1958) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:11.984Z||http-nio-8081-exec-30|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1958) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1958) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1958) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:11.985Z||http-nio-8081-exec-30|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1958) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1958) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1958) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:11.987Z||http-nio-8081-exec-30|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:29:11.988Z||http-nio-8081-exec-31|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@200a08f1 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1959) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:11.989Z||http-nio-8081-exec-31|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1959) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1959) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1959) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:11.991Z||http-nio-8081-exec-31|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1959) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1959) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1959) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:11.992Z||http-nio-8081-exec-31|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:29:11.993Z||http-nio-8081-exec-32|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@357af3a9 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1960) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:11.994Z||http-nio-8081-exec-32|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1960) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1960) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1960) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:11.995Z||http-nio-8081-exec-32|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1960) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1960) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1960) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:12.009Z||http-nio-8081-exec-32|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:29:12.011Z||http-nio-8081-exec-33|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@5ef36bcc marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1961) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:12.013Z||http-nio-8081-exec-34|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@5e557f74 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1962) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:12.013Z||http-nio-8081-exec-34|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1962) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1962) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1962) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:12.013Z||http-nio-8081-exec-33|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1961) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1961) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1961) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:12.014Z||http-nio-8081-exec-34|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1962) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1962) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1962) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:12.015Z||http-nio-8081-exec-34|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:29:12.015Z||http-nio-8081-exec-33|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1961) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1961) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1961) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:12.017Z||http-nio-8081-exec-35|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@12338542 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1963) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:12.020Z||http-nio-8081-exec-35|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1963) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1963) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1963) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:12.021Z||http-nio-8081-exec-35|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1963) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1963) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1963) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:12.021Z||http-nio-8081-exec-33|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:29:12.022Z||http-nio-8081-exec-35|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:29:12.023Z||http-nio-8081-exec-36|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@36113929 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1964) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:12.024Z||http-nio-8081-exec-36|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1964) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1964) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1964) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:12.025Z||http-nio-8081-exec-36|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1964) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1964) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1964) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:12.026Z||http-nio-8081-exec-36|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:29:12.032Z||http-nio-8081-exec-37|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@52cc38c1 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1965) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:12.033Z||http-nio-8081-exec-37|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1965) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1965) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1965) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:12.034Z||http-nio-8081-exec-37|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1965) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1965) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1965) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:12.034Z||http-nio-8081-exec-38|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@9b9d251 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1966) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:12.035Z||http-nio-8081-exec-38|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1966) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1966) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1966) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:12.035Z||http-nio-8081-exec-37|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:29:12.035Z||http-nio-8081-exec-38|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1966) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1966) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1966) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:12.036Z||http-nio-8081-exec-38|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:29:12.039Z||http-nio-8081-exec-39|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@13879c8a marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1967) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:12.040Z||http-nio-8081-exec-39|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1967) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1967) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1967) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:12.043Z||http-nio-8081-exec-39|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1967) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1967) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1967) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:12.044Z||http-nio-8081-exec-39|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:29:12.049Z||http-nio-8081-exec-40|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@40f373ab marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1968) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:12.050Z||http-nio-8081-exec-40|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1968) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1968) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1968) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:12.051Z||http-nio-8081-exec-40|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1968) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1968) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1968) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:12.052Z||http-nio-8081-exec-40|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:29:12.054Z||http-nio-8081-exec-41|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@43ca9321 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1969) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:12.055Z||http-nio-8081-exec-41|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1969) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1969) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1969) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:12.055Z||http-nio-8081-exec-41|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1969) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1969) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1969) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:12.056Z||http-nio-8081-exec-41|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:29:12.059Z||http-nio-8081-exec-42|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@1e40acda marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1970) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:12.060Z||http-nio-8081-exec-42|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1970) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1970) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1970) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:12.061Z||http-nio-8081-exec-42|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1970) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1970) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1970) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:12.061Z||http-nio-8081-exec-42|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:29:12.068Z||http-nio-8081-exec-43|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@7c806aa9 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1971) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:12.068Z||http-nio-8081-exec-44|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@5e81ae14 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1972) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:12.069Z||http-nio-8081-exec-43|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1971) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1971) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1971) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:12.069Z||http-nio-8081-exec-44|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1972) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1972) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1972) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:12.070Z||http-nio-8081-exec-43|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1971) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1971) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1971) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:12.070Z||http-nio-8081-exec-44|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1972) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1972) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1972) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:12.071Z||http-nio-8081-exec-43|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:29:12.072Z||http-nio-8081-exec-44|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:29:12.074Z||http-nio-8081-exec-45|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@34c053ae marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1973) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:12.075Z||http-nio-8081-exec-45|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1973) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1973) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1973) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:12.076Z||http-nio-8081-exec-45|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1973) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1973) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1973) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:12.077Z||http-nio-8081-exec-45|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:29:12.082Z||http-nio-8081-exec-48|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@14644bc6 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1974) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:12.083Z||http-nio-8081-exec-47|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@dafdf85 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1975) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:12.084Z||http-nio-8081-exec-48|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1974) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1974) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1974) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:12.084Z||http-nio-8081-exec-47|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1975) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1975) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1975) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:12.085Z||http-nio-8081-exec-47|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1975) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1975) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1975) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:12.087Z||http-nio-8081-exec-47|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:29:12.090Z||http-nio-8081-exec-46|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@113887ff marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1976) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:12.093Z||http-nio-8081-exec-46|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1976) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1976) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1976) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:12.093Z||http-nio-8081-exec-46|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1976) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1976) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1976) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:12.095Z||http-nio-8081-exec-46|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:29:12.098Z||http-nio-8081-exec-48|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1974) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1974) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1974) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:29:12.100Z||http-nio-8081-exec-48|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:29:15.733Z||JobExecutor[org.camunda.bpm.engine.spring.components.jobexecutor.SpringJobExecutor]|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@26720318 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1977) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:170)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:159)
	at org.camunda.bpm.engine.impl.persistence.entity.JobManager.findNextJobsToExecute(JobManager.java:222)
	at org.camunda.bpm.engine.impl.cmd.AcquireJobsCmd.execute(AcquireJobsCmd.java:66)
	at org.camunda.bpm.engine.impl.cmd.AcquireJobsCmd.execute(AcquireJobsCmd.java:44)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.jobexecutor.SequentialJobAcquisitionRunnable.acquireJobs(SequentialJobAcquisitionRunnable.java:158)
	at org.camunda.bpm.engine.impl.jobexecutor.SequentialJobAcquisitionRunnable.run(SequentialJobAcquisitionRunnable.java:76)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 34 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 35 common frames omitted
2021-05-27T23:29:15.734Z||JobExecutor[org.camunda.bpm.engine.spring.components.jobexecutor.SpringJobExecutor]|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:170)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:159)
	at org.camunda.bpm.engine.impl.persistence.entity.JobManager.findNextJobsToExecute(JobManager.java:222)
	at org.camunda.bpm.engine.impl.cmd.AcquireJobsCmd.execute(AcquireJobsCmd.java:66)
	at org.camunda.bpm.engine.impl.cmd.AcquireJobsCmd.execute(AcquireJobsCmd.java:44)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.jobexecutor.SequentialJobAcquisitionRunnable.acquireJobs(SequentialJobAcquisitionRunnable.java:158)
	at org.camunda.bpm.engine.impl.jobexecutor.SequentialJobAcquisitionRunnable.run(SequentialJobAcquisitionRunnable.java:76)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1977) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/Job.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.JobEntity.selectNextJobsToExecute-Inline
### The error occurred while setting parameters
### SQL: select RES.ID_,       RES.REV_,       RES.DUEDATE_,       RES.PROCESS_INSTANCE_ID_,       RES.EXCLUSIVE_          from ACT_RU_JOB RES      where (RES.RETRIES_ > 0)       and (                   RES.DUEDATE_ is null or                   RES.DUEDATE_ <= ?       )       and (RES.LOCK_OWNER_ is null or RES.LOCK_EXP_TIME_ < ?)       and RES.SUSPENSION_STATE_ = 1                  and (RES.DEPLOYMENT_ID_ is null                     or                                                  ( RES.DEPLOYMENT_ID_ IN   (      ?        )   )                           )                and (      (      RES.EXCLUSIVE_ = 1           and not exists(             select J2.ID_ from ACT_RU_JOB J2             where J2.PROCESS_INSTANCE_ID_ = RES.PROCESS_INSTANCE_ID_                                           -- from the same proc. inst.             and (J2.EXCLUSIVE_ = 1)                                                              -- also exclusive             and (J2.LOCK_OWNER_ is not null and J2.LOCK_EXP_TIME_ >= ?)  -- in progress             )    )     or           RES.EXCLUSIVE_ = 0        )                     LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1977) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 20 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1977) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 23 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 34 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 35 common frames omitted
2021-05-27T23:29:15.735Z||JobExecutor[org.camunda.bpm.engine.spring.components.jobexecutor.SpringJobExecutor]|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:170)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:159)
	at org.camunda.bpm.engine.impl.persistence.entity.JobManager.findNextJobsToExecute(JobManager.java:222)
	at org.camunda.bpm.engine.impl.cmd.AcquireJobsCmd.execute(AcquireJobsCmd.java:66)
	at org.camunda.bpm.engine.impl.cmd.AcquireJobsCmd.execute(AcquireJobsCmd.java:44)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.jobexecutor.SequentialJobAcquisitionRunnable.acquireJobs(SequentialJobAcquisitionRunnable.java:158)
	at org.camunda.bpm.engine.impl.jobexecutor.SequentialJobAcquisitionRunnable.run(SequentialJobAcquisitionRunnable.java:76)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1977) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/Job.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.JobEntity.selectNextJobsToExecute-Inline
### The error occurred while setting parameters
### SQL: select RES.ID_,       RES.REV_,       RES.DUEDATE_,       RES.PROCESS_INSTANCE_ID_,       RES.EXCLUSIVE_          from ACT_RU_JOB RES      where (RES.RETRIES_ > 0)       and (                   RES.DUEDATE_ is null or                   RES.DUEDATE_ <= ?       )       and (RES.LOCK_OWNER_ is null or RES.LOCK_EXP_TIME_ < ?)       and RES.SUSPENSION_STATE_ = 1                  and (RES.DEPLOYMENT_ID_ is null                     or                                                  ( RES.DEPLOYMENT_ID_ IN   (      ?        )   )                           )                and (      (      RES.EXCLUSIVE_ = 1           and not exists(             select J2.ID_ from ACT_RU_JOB J2             where J2.PROCESS_INSTANCE_ID_ = RES.PROCESS_INSTANCE_ID_                                           -- from the same proc. inst.             and (J2.EXCLUSIVE_ = 1)                                                              -- also exclusive             and (J2.LOCK_OWNER_ is not null and J2.LOCK_EXP_TIME_ >= ?)  -- in progress             )    )     or           RES.EXCLUSIVE_ = 0        )                     LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1977) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 20 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1977) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 23 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 34 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 35 common frames omitted
2021-05-27T23:29:15.736Z||JobExecutor[org.camunda.bpm.engine.spring.components.jobexecutor.SpringJobExecutor]|||||ERROR|500||ENGINE-14019 Exception during job acquisition Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.jobexecutor.SequentialJobAcquisitionRunnable.acquireJobs(SequentialJobAcquisitionRunnable.java:158)
	at org.camunda.bpm.engine.impl.jobexecutor.SequentialJobAcquisitionRunnable.run(SequentialJobAcquisitionRunnable.java:76)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 11 common frames omitted
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 14 common frames omitted
2021-05-27T23:30:03.016Z||http-nio-8081-exec-9|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@57466ed7 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1978) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:30:03.021Z||http-nio-8081-exec-9|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1978) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1978) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1978) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:30:03.024Z||http-nio-8081-exec-9|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1978) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1978) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1978) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:30:03.028Z||http-nio-8081-exec-9|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:30:03.624Z||http-nio-8081-exec-3|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@18a46235 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1979) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:30:03.626Z||http-nio-8081-exec-3|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1979) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1979) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1979) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:30:03.627Z||http-nio-8081-exec-3|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1979) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1979) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1979) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:30:03.631Z||http-nio-8081-exec-3|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:30:03.753Z||http-nio-8081-exec-1|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@3ea6ba9a marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1980) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:30:03.764Z||http-nio-8081-exec-1|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1980) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1980) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1980) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:30:03.766Z||http-nio-8081-exec-1|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1980) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1980) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1980) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:30:03.770Z||http-nio-8081-exec-1|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:30:03.779Z||http-nio-8081-exec-11|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@584b79b5 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1983) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:30:03.780Z||http-nio-8081-exec-4|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@3c6e4afa marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1982) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:30:03.780Z||http-nio-8081-exec-5|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@c5b6141 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1981) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:30:03.783Z||http-nio-8081-exec-11|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1983) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1983) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1983) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:30:03.786Z||http-nio-8081-exec-11|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1983) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1983) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1983) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:30:03.787Z||http-nio-8081-exec-5|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1981) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1981) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1981) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:30:03.787Z||http-nio-8081-exec-4|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1982) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1982) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1982) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:30:03.790Z||http-nio-8081-exec-11|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:30:03.791Z||http-nio-8081-exec-5|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1981) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1981) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1981) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:30:03.794Z||http-nio-8081-exec-5|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:30:03.791Z||http-nio-8081-exec-4|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1982) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1982) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1982) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:30:03.797Z||http-nio-8081-exec-4|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:30:03.796Z||http-nio-8081-exec-6|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@2d8fbe8b marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1985) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:30:03.798Z||http-nio-8081-exec-6|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1985) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1985) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1985) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:30:03.803Z||http-nio-8081-exec-21|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@175f8fd marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1984) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:30:03.804Z||http-nio-8081-exec-21|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1984) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1984) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1984) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:30:03.805Z||http-nio-8081-exec-21|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1984) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1984) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1984) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:30:03.807Z||http-nio-8081-exec-21|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:30:03.799Z||http-nio-8081-exec-6|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1985) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1985) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1985) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:30:03.817Z||http-nio-8081-exec-6|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:30:03.818Z||http-nio-8081-exec-20|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@789947d6 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=1986) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:30:03.819Z||http-nio-8081-exec-23|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@f23fd31 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=2027) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:30:03.819Z||http-nio-8081-exec-20|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1986) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1986) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1986) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:30:03.820Z||http-nio-8081-exec-23|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2027) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2027) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2027) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:30:03.821Z||http-nio-8081-exec-23|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2027) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2027) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2027) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:30:03.825Z||http-nio-8081-exec-23|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:30:03.821Z||http-nio-8081-exec-20|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=1986) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=1986) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=1986) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:30:03.826Z||http-nio-8081-exec-20|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:31:03.054Z||http-nio-8081-exec-27|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@1c1eac51 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=2265) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:31:03.056Z||http-nio-8081-exec-27|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2265) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2265) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2265) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:31:03.058Z||http-nio-8081-exec-27|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2265) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2265) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2265) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:31:03.060Z||http-nio-8081-exec-27|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:31:03.654Z||http-nio-8081-exec-26|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@3ed6bcc marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=2267) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:31:03.655Z||http-nio-8081-exec-26|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2267) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2267) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2267) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:31:03.655Z||http-nio-8081-exec-26|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2267) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2267) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2267) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:31:03.657Z||http-nio-8081-exec-26|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:31:03.785Z||http-nio-8081-exec-25|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@7e774146 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=2266) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:31:03.787Z||http-nio-8081-exec-25|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2266) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2266) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2266) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:31:03.788Z||http-nio-8081-exec-25|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2266) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2266) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2266) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:31:03.791Z||http-nio-8081-exec-25|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:31:03.814Z||http-nio-8081-exec-30|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@21143317 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=2270) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:31:03.814Z||http-nio-8081-exec-28|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@ea680f2 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=2268) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:31:03.816Z||http-nio-8081-exec-30|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2270) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2270) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2270) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:31:03.864Z||http-nio-8081-exec-30|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2270) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2270) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2270) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:31:03.866Z||http-nio-8081-exec-30|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:31:03.867Z||http-nio-8081-exec-31|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@21021f53 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=2272) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:31:03.869Z||http-nio-8081-exec-31|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2272) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2272) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2272) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:31:03.870Z||http-nio-8081-exec-31|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2272) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2272) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2272) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:31:03.872Z||http-nio-8081-exec-34|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@6a8bb8ba marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=2273) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:31:03.874Z||http-nio-8081-exec-34|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2273) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2273) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2273) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:31:03.875Z||http-nio-8081-exec-34|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2273) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2273) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2273) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:31:03.877Z||http-nio-8081-exec-28|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2268) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2268) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2268) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:31:03.879Z||http-nio-8081-exec-28|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2268) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2268) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2268) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:31:03.880Z||http-nio-8081-exec-31|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:31:03.881Z||http-nio-8081-exec-28|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:31:03.885Z||http-nio-8081-exec-34|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:31:03.817Z||http-nio-8081-exec-29|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@47a2b2ac marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=2269) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:31:03.862Z||http-nio-8081-exec-32|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@702fcf82 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=2271) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:31:03.912Z||http-nio-8081-exec-32|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2271) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2271) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2271) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:31:03.913Z||http-nio-8081-exec-32|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2271) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2271) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2271) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:31:03.915Z||http-nio-8081-exec-32|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:31:03.918Z||http-nio-8081-exec-29|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2269) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2269) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2269) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:31:03.922Z||http-nio-8081-exec-29|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2269) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2269) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2269) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:31:03.924Z||http-nio-8081-exec-29|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:31:03.994Z||http-nio-8081-exec-35|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@411a8591 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=2274) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:31:03.996Z||http-nio-8081-exec-35|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2274) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2274) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2274) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:31:03.997Z||http-nio-8081-exec-35|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2274) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2274) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2274) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:31:03.999Z||http-nio-8081-exec-35|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:32:07.344Z||http-nio-8081-exec-30|||||INFO|500||Initializing Spring DispatcherServlet 'dispatcherServlet'
2021-05-27T23:35:44.284Z||FetchAndLockHandlerImpl|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLTransientConnectionException: (conn=2535) Lock wait timeout exceeded; try restarting transaction
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLTransientConnectionException: (conn=2535) Lock wait timeout exceeded; try restarting transaction
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLTransientConnectionException: (conn=2535) Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:79)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:35:44.299Z||FetchAndLockHandlerImpl|||||WARN|500||ENGINE-REST-HTTP500 org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLTransientConnectionException: (conn=2535) Lock wait timeout exceeded; try restarting transaction
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLTransientConnectionException: (conn=2535) Lock wait timeout exceeded; try restarting transaction
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 more
Caused by: java.sql.SQLTransientConnectionException: (conn=2535) Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:79)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 more
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 more
Caused by: java.sql.SQLException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 more

2021-05-27T23:35:44.309Z||FetchAndLockHandlerImpl|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@6e0c77bf marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=2535) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:35:44.310Z||FetchAndLockHandlerImpl|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2535) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2535) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2535) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:35:44.311Z||FetchAndLockHandlerImpl|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2535) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2535) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2535) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:35:44.312Z||FetchAndLockHandlerImpl|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 14 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 17 more

2021-05-27T23:35:44.316Z||FetchAndLockHandlerImpl|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@78598560 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=2522) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:35:44.316Z||FetchAndLockHandlerImpl|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2522) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2522) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2522) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:35:44.317Z||FetchAndLockHandlerImpl|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2522) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2522) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2522) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:35:44.317Z||FetchAndLockHandlerImpl|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 14 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 17 more

2021-05-27T23:35:44.321Z||FetchAndLockHandlerImpl|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@7d9393b2 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=2533) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:35:44.322Z||FetchAndLockHandlerImpl|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2533) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2533) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2533) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:35:44.322Z||FetchAndLockHandlerImpl|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2533) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2533) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2533) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:35:44.323Z||FetchAndLockHandlerImpl|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 14 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 17 more

2021-05-27T23:35:44.327Z||FetchAndLockHandlerImpl|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@44eb64b9 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=2534) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:35:44.327Z||FetchAndLockHandlerImpl|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2534) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2534) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2534) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:35:44.328Z||FetchAndLockHandlerImpl|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2534) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2534) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2534) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:35:44.329Z||FetchAndLockHandlerImpl|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 14 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 17 more

2021-05-27T23:35:44.336Z||FetchAndLockHandlerImpl|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@51483cf5 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=2536) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:35:44.336Z||FetchAndLockHandlerImpl|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2536) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2536) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2536) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:35:44.337Z||FetchAndLockHandlerImpl|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2536) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2536) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2536) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:35:44.338Z||FetchAndLockHandlerImpl|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 14 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 17 more

2021-05-27T23:35:44.343Z||FetchAndLockHandlerImpl|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@7d42bd09 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=2537) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:35:44.344Z||FetchAndLockHandlerImpl|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2537) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2537) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2537) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:35:44.344Z||FetchAndLockHandlerImpl|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2537) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2537) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2537) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:35:44.346Z||FetchAndLockHandlerImpl|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 14 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 17 more

2021-05-27T23:35:44.349Z||FetchAndLockHandlerImpl|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@780066b marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=2538) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:35:44.350Z||FetchAndLockHandlerImpl|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2538) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2538) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2538) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:35:44.351Z||FetchAndLockHandlerImpl|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2538) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2538) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2538) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:35:44.352Z||FetchAndLockHandlerImpl|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 14 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 17 more

2021-05-27T23:35:44.356Z||FetchAndLockHandlerImpl|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@39a05899 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=2539) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:35:44.357Z||FetchAndLockHandlerImpl|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2539) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2539) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2539) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:35:44.357Z||FetchAndLockHandlerImpl|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2539) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2539) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2539) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:35:44.358Z||FetchAndLockHandlerImpl|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 14 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 17 more

2021-05-27T23:35:44.363Z||FetchAndLockHandlerImpl|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@1760c06e marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=2540) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:35:44.363Z||FetchAndLockHandlerImpl|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2540) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2540) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2540) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:35:44.364Z||FetchAndLockHandlerImpl|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2540) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2540) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2540) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:35:44.364Z||FetchAndLockHandlerImpl|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 14 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 17 more

2021-05-27T23:35:44.368Z||FetchAndLockHandlerImpl|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@20a474c2 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=2541) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:35:44.368Z||FetchAndLockHandlerImpl|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2541) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2541) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2541) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:35:44.369Z||FetchAndLockHandlerImpl|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2541) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2541) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2541) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:35:44.369Z||FetchAndLockHandlerImpl|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 14 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 17 more

2021-05-27T23:36:16.677Z||http-nio-8081-exec-30|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLTransientConnectionException: (conn=2799) Lock wait timeout exceeded; try restarting transaction
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLTransientConnectionException: (conn=2799) Lock wait timeout exceeded; try restarting transaction
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLTransientConnectionException: (conn=2799) Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:79)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:36:16.677Z||http-nio-8081-exec-32|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLTransientConnectionException: (conn=2796) Lock wait timeout exceeded; try restarting transaction
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLTransientConnectionException: (conn=2796) Lock wait timeout exceeded; try restarting transaction
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLTransientConnectionException: (conn=2796) Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:79)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:36:16.679Z||http-nio-8081-exec-25|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLTransientConnectionException: (conn=2794) Lock wait timeout exceeded; try restarting transaction
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLTransientConnectionException: (conn=2794) Lock wait timeout exceeded; try restarting transaction
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLTransientConnectionException: (conn=2794) Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:79)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:36:16.679Z||http-nio-8081-exec-61|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLTransientConnectionException: (conn=2801) Lock wait timeout exceeded; try restarting transaction
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLTransientConnectionException: (conn=2801) Lock wait timeout exceeded; try restarting transaction
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLTransientConnectionException: (conn=2801) Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:79)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:36:16.679Z||http-nio-8081-exec-26|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLTransientConnectionException: (conn=2798) Lock wait timeout exceeded; try restarting transaction
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLTransientConnectionException: (conn=2798) Lock wait timeout exceeded; try restarting transaction
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLTransientConnectionException: (conn=2798) Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:79)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:36:16.681Z||http-nio-8081-exec-55|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLTransientConnectionException: (conn=2797) Lock wait timeout exceeded; try restarting transaction
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLTransientConnectionException: (conn=2797) Lock wait timeout exceeded; try restarting transaction
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLTransientConnectionException: (conn=2797) Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:79)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:36:16.682Z||http-nio-8081-exec-30|||||WARN|500||ENGINE-REST-HTTP500 org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLTransientConnectionException: (conn=2799) Lock wait timeout exceeded; try restarting transaction
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLTransientConnectionException: (conn=2799) Lock wait timeout exceeded; try restarting transaction
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 more
Caused by: java.sql.SQLTransientConnectionException: (conn=2799) Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:79)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 more
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 more
Caused by: java.sql.SQLException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 more

2021-05-27T23:36:16.682Z||http-nio-8081-exec-32|||||WARN|500||ENGINE-REST-HTTP500 org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLTransientConnectionException: (conn=2796) Lock wait timeout exceeded; try restarting transaction
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLTransientConnectionException: (conn=2796) Lock wait timeout exceeded; try restarting transaction
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 more
Caused by: java.sql.SQLTransientConnectionException: (conn=2796) Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:79)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 more
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 more
Caused by: java.sql.SQLException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 more

2021-05-27T23:36:16.684Z||http-nio-8081-exec-35|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLTransientConnectionException: (conn=2793) Lock wait timeout exceeded; try restarting transaction
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLTransientConnectionException: (conn=2793) Lock wait timeout exceeded; try restarting transaction
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLTransientConnectionException: (conn=2793) Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:79)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:36:16.685Z||http-nio-8081-exec-26|||||WARN|500||ENGINE-REST-HTTP500 org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLTransientConnectionException: (conn=2798) Lock wait timeout exceeded; try restarting transaction
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLTransientConnectionException: (conn=2798) Lock wait timeout exceeded; try restarting transaction
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 more
Caused by: java.sql.SQLTransientConnectionException: (conn=2798) Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:79)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 more
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 more
Caused by: java.sql.SQLException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 more

2021-05-27T23:36:16.685Z||http-nio-8081-exec-31|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLTransientConnectionException: (conn=2792) Lock wait timeout exceeded; try restarting transaction
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLTransientConnectionException: (conn=2792) Lock wait timeout exceeded; try restarting transaction
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLTransientConnectionException: (conn=2792) Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:79)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:36:16.686Z||http-nio-8081-exec-61|||||WARN|500||ENGINE-REST-HTTP500 org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLTransientConnectionException: (conn=2801) Lock wait timeout exceeded; try restarting transaction
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLTransientConnectionException: (conn=2801) Lock wait timeout exceeded; try restarting transaction
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 more
Caused by: java.sql.SQLTransientConnectionException: (conn=2801) Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:79)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 more
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 more
Caused by: java.sql.SQLException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 more

2021-05-27T23:36:16.687Z||http-nio-8081-exec-35|||||WARN|500||ENGINE-REST-HTTP500 org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLTransientConnectionException: (conn=2793) Lock wait timeout exceeded; try restarting transaction
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLTransientConnectionException: (conn=2793) Lock wait timeout exceeded; try restarting transaction
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 more
Caused by: java.sql.SQLTransientConnectionException: (conn=2793) Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:79)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 more
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 more
Caused by: java.sql.SQLException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 more

2021-05-27T23:36:16.686Z||http-nio-8081-exec-29|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLTransientConnectionException: (conn=2795) Lock wait timeout exceeded; try restarting transaction
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLTransientConnectionException: (conn=2795) Lock wait timeout exceeded; try restarting transaction
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLTransientConnectionException: (conn=2795) Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:79)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:36:16.687Z||http-nio-8081-exec-73|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@2fe4b525 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=2794) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:36:16.689Z||http-nio-8081-exec-28|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLTransientConnectionException: (conn=2800) Lock wait timeout exceeded; try restarting transaction
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLTransientConnectionException: (conn=2800) Lock wait timeout exceeded; try restarting transaction
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLTransientConnectionException: (conn=2800) Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:79)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:36:16.689Z||http-nio-8081-exec-76|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@704e99d5 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=2793) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:36:16.683Z||http-nio-8081-exec-52|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@cf7b927 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=2799) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:36:16.691Z||http-nio-8081-exec-72|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@7d2162b2 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=2796) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:36:16.688Z||http-nio-8081-exec-55|||||WARN|500||ENGINE-REST-HTTP500 org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLTransientConnectionException: (conn=2797) Lock wait timeout exceeded; try restarting transaction
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLTransientConnectionException: (conn=2797) Lock wait timeout exceeded; try restarting transaction
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 more
Caused by: java.sql.SQLTransientConnectionException: (conn=2797) Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:79)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 more
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 more
Caused by: java.sql.SQLException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 more

2021-05-27T23:36:16.691Z||http-nio-8081-exec-52|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2799) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2799) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2799) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:36:16.690Z||http-nio-8081-exec-75|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@535e7df6 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=2801) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:36:16.693Z||http-nio-8081-exec-77|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@d00fced marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=2797) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:36:16.693Z||http-nio-8081-exec-79|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@435e0734 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=2792) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:36:16.689Z||http-nio-8081-exec-74|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@61f1edbd marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=2798) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:36:16.693Z||http-nio-8081-exec-52|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2799) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2799) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2799) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:36:16.693Z||http-nio-8081-exec-72|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2796) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2796) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2796) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:36:16.684Z||http-nio-8081-exec-25|||||WARN|500||ENGINE-REST-HTTP500 org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLTransientConnectionException: (conn=2794) Lock wait timeout exceeded; try restarting transaction
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLTransientConnectionException: (conn=2794) Lock wait timeout exceeded; try restarting transaction
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 more
Caused by: java.sql.SQLTransientConnectionException: (conn=2794) Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:79)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 more
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 more
Caused by: java.sql.SQLException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 more

2021-05-27T23:36:16.696Z||http-nio-8081-exec-74|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2798) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2798) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2798) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:36:16.695Z||http-nio-8081-exec-75|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2801) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2801) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2801) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:36:16.697Z||http-nio-8081-exec-52|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:36:16.697Z||http-nio-8081-exec-74|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2798) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2798) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2798) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:36:16.697Z||http-nio-8081-exec-28|||||WARN|500||ENGINE-REST-HTTP500 org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLTransientConnectionException: (conn=2800) Lock wait timeout exceeded; try restarting transaction
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLTransientConnectionException: (conn=2800) Lock wait timeout exceeded; try restarting transaction
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 more
Caused by: java.sql.SQLTransientConnectionException: (conn=2800) Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:79)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 more
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 more
Caused by: java.sql.SQLException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 more

2021-05-27T23:36:16.693Z||http-nio-8081-exec-76|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2793) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2793) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2793) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:36:16.691Z||http-nio-8081-exec-31|||||WARN|500||ENGINE-REST-HTTP500 org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLTransientConnectionException: (conn=2792) Lock wait timeout exceeded; try restarting transaction
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLTransientConnectionException: (conn=2792) Lock wait timeout exceeded; try restarting transaction
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 more
Caused by: java.sql.SQLTransientConnectionException: (conn=2792) Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:79)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 more
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 more
Caused by: java.sql.SQLException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 more

2021-05-27T23:36:16.700Z||http-nio-8081-exec-73|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2794) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2794) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2794) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:36:16.698Z||http-nio-8081-exec-29|||||WARN|500||ENGINE-REST-HTTP500 org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLTransientConnectionException: (conn=2795) Lock wait timeout exceeded; try restarting transaction
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLTransientConnectionException: (conn=2795) Lock wait timeout exceeded; try restarting transaction
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 more
Caused by: java.sql.SQLTransientConnectionException: (conn=2795) Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:79)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 more
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 more
Caused by: java.sql.SQLException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 more

2021-05-27T23:36:16.696Z||http-nio-8081-exec-72|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2796) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2796) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2796) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:36:16.699Z||http-nio-8081-exec-74|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:36:16.699Z||http-nio-8081-exec-78|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@3075f3ba marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=2795) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:36:16.694Z||http-nio-8081-exec-77|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2797) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2797) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2797) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:36:16.699Z||http-nio-8081-exec-75|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2801) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2801) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2801) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:36:16.695Z||http-nio-8081-exec-79|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2792) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2792) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2792) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:36:16.701Z||http-nio-8081-exec-76|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2793) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2793) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2793) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:36:16.708Z||http-nio-8081-exec-77|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2797) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2797) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2797) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:36:16.709Z||http-nio-8081-exec-75|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:36:16.709Z||http-nio-8081-exec-79|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2792) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2792) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2792) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:36:16.705Z||http-nio-8081-exec-72|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:36:16.704Z||http-nio-8081-exec-78|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2795) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2795) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2795) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:36:16.710Z||http-nio-8081-exec-77|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:36:16.710Z||http-nio-8081-exec-80|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@d8a3eb2 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=2800) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:36:16.711Z||http-nio-8081-exec-78|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2795) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2795) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2795) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:36:16.723Z||http-nio-8081-exec-76|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:36:16.724Z||http-nio-8081-exec-78|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:36:16.724Z||http-nio-8081-exec-80|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2800) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2800) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2800) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:36:16.711Z||http-nio-8081-exec-79|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:36:16.725Z||http-nio-8081-exec-80|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2800) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2800) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2800) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:36:16.727Z||http-nio-8081-exec-81|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@4ecea2fc marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=2861) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:36:16.727Z||http-nio-8081-exec-73|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2794) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2794) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2794) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:36:16.728Z||http-nio-8081-exec-81|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2861) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2861) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2861) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:36:16.728Z||http-nio-8081-exec-80|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:36:16.729Z||http-nio-8081-exec-81|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2861) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2861) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2861) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:36:16.729Z||http-nio-8081-exec-82|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@17bda3c4 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=2862) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:36:16.730Z||http-nio-8081-exec-73|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:36:16.730Z||http-nio-8081-exec-81|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:36:16.730Z||http-nio-8081-exec-82|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2862) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2862) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2862) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:36:16.731Z||http-nio-8081-exec-82|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2862) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2862) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2862) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:36:16.732Z||http-nio-8081-exec-82|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:36:16.736Z||http-nio-8081-exec-84|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@2dc2ddbf marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=2863) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:36:16.737Z||http-nio-8081-exec-84|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2863) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2863) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2863) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:36:16.738Z||http-nio-8081-exec-84|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2863) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2863) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2863) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:36:16.741Z||http-nio-8081-exec-84|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:36:16.741Z||http-nio-8081-exec-83|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@573233cd marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=2864) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:36:16.742Z||http-nio-8081-exec-83|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2864) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2864) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2864) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:36:16.744Z||http-nio-8081-exec-83|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2864) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2864) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2864) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:36:16.745Z||http-nio-8081-exec-86|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@1cbeb2a5 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=2865) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:36:16.746Z||http-nio-8081-exec-83|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:36:16.747Z||http-nio-8081-exec-86|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2865) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2865) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2865) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:36:16.748Z||http-nio-8081-exec-86|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2865) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2865) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2865) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:36:16.750Z||http-nio-8081-exec-86|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:36:16.752Z||http-nio-8081-exec-85|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@76f3f2c3 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=2866) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:36:16.753Z||http-nio-8081-exec-85|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2866) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2866) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2866) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:36:16.754Z||http-nio-8081-exec-85|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2866) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2866) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2866) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:36:16.756Z||http-nio-8081-exec-85|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:36:16.758Z||http-nio-8081-exec-88|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@1e7231c1 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=2867) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:36:16.759Z||http-nio-8081-exec-88|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2867) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2867) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2867) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:36:16.760Z||http-nio-8081-exec-88|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2867) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2867) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2867) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:36:16.762Z||http-nio-8081-exec-87|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@7ea49001 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=2868) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:36:16.762Z||http-nio-8081-exec-88|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:36:16.763Z||http-nio-8081-exec-87|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2868) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2868) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2868) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:36:16.764Z||http-nio-8081-exec-87|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2868) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2868) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2868) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:36:16.765Z||http-nio-8081-exec-87|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:36:16.767Z||http-nio-8081-exec-89|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@7f870d30 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=2869) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:36:16.768Z||http-nio-8081-exec-89|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2869) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2869) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2869) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:36:16.769Z||http-nio-8081-exec-89|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2869) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2869) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2869) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:36:16.770Z||http-nio-8081-exec-89|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:36:16.772Z||http-nio-8081-exec-91|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@47ddcece marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=2870) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:36:16.773Z||http-nio-8081-exec-91|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2870) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2870) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2870) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:36:16.774Z||http-nio-8081-exec-91|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2870) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2870) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2870) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:36:16.776Z||http-nio-8081-exec-91|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:36:16.781Z||http-nio-8081-exec-90|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@2b364fe3 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=2871) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:36:16.782Z||http-nio-8081-exec-90|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2871) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2871) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2871) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:36:16.783Z||http-nio-8081-exec-90|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2871) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2871) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2871) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:36:16.785Z||http-nio-8081-exec-94|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@6d4c78ca marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=2872) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:36:16.785Z||http-nio-8081-exec-90|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:36:16.786Z||http-nio-8081-exec-94|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2872) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2872) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2872) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:36:16.787Z||http-nio-8081-exec-94|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2872) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2872) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2872) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:36:16.812Z||http-nio-8081-exec-94|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:36:16.813Z||http-nio-8081-exec-93|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@6249fcf9 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=2873) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:36:16.815Z||http-nio-8081-exec-93|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2873) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2873) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2873) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:36:16.816Z||http-nio-8081-exec-93|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2873) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2873) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2873) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:36:16.817Z||http-nio-8081-exec-93|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:36:16.825Z||http-nio-8081-exec-92|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@5d67eead marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=2874) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:36:16.826Z||http-nio-8081-exec-92|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2874) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2874) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2874) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:36:16.827Z||http-nio-8081-exec-92|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2874) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2874) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2874) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:36:16.828Z||http-nio-8081-exec-92|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:36:16.831Z||http-nio-8081-exec-95|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@31771a53 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=2875) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:36:16.832Z||http-nio-8081-exec-95|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2875) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2875) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2875) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:36:16.833Z||http-nio-8081-exec-95|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2875) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2875) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2875) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:36:16.834Z||http-nio-8081-exec-95|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:36:16.837Z||http-nio-8081-exec-97|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@3eef207b marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=2876) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:36:16.838Z||http-nio-8081-exec-97|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2876) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2876) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2876) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:36:16.838Z||http-nio-8081-exec-97|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2876) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2876) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2876) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:36:16.840Z||http-nio-8081-exec-97|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:36:16.841Z||http-nio-8081-exec-96|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@6260a9d7 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=2877) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:36:16.842Z||http-nio-8081-exec-96|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2877) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2877) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2877) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:36:16.842Z||http-nio-8081-exec-96|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2877) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2877) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2877) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:36:16.843Z||http-nio-8081-exec-96|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:36:16.852Z||JobExecutor[org.camunda.bpm.engine.spring.components.jobexecutor.SpringJobExecutor]|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@c91f2c5 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=2878) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:170)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:159)
	at org.camunda.bpm.engine.impl.persistence.entity.JobManager.findNextJobsToExecute(JobManager.java:222)
	at org.camunda.bpm.engine.impl.cmd.AcquireJobsCmd.execute(AcquireJobsCmd.java:66)
	at org.camunda.bpm.engine.impl.cmd.AcquireJobsCmd.execute(AcquireJobsCmd.java:44)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.jobexecutor.SequentialJobAcquisitionRunnable.acquireJobs(SequentialJobAcquisitionRunnable.java:158)
	at org.camunda.bpm.engine.impl.jobexecutor.SequentialJobAcquisitionRunnable.run(SequentialJobAcquisitionRunnable.java:76)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 34 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 35 common frames omitted
2021-05-27T23:36:16.852Z||JobExecutor[org.camunda.bpm.engine.spring.components.jobexecutor.SpringJobExecutor]|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:170)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:159)
	at org.camunda.bpm.engine.impl.persistence.entity.JobManager.findNextJobsToExecute(JobManager.java:222)
	at org.camunda.bpm.engine.impl.cmd.AcquireJobsCmd.execute(AcquireJobsCmd.java:66)
	at org.camunda.bpm.engine.impl.cmd.AcquireJobsCmd.execute(AcquireJobsCmd.java:44)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.jobexecutor.SequentialJobAcquisitionRunnable.acquireJobs(SequentialJobAcquisitionRunnable.java:158)
	at org.camunda.bpm.engine.impl.jobexecutor.SequentialJobAcquisitionRunnable.run(SequentialJobAcquisitionRunnable.java:76)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2878) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/Job.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.JobEntity.selectNextJobsToExecute-Inline
### The error occurred while setting parameters
### SQL: select RES.ID_,       RES.REV_,       RES.DUEDATE_,       RES.PROCESS_INSTANCE_ID_,       RES.EXCLUSIVE_          from ACT_RU_JOB RES      where (RES.RETRIES_ > 0)       and (                   RES.DUEDATE_ is null or                   RES.DUEDATE_ <= ?       )       and (RES.LOCK_OWNER_ is null or RES.LOCK_EXP_TIME_ < ?)       and RES.SUSPENSION_STATE_ = 1                  and (RES.DEPLOYMENT_ID_ is null                     or                                                  ( RES.DEPLOYMENT_ID_ IN   (      ?        )   )                           )                and (      (      RES.EXCLUSIVE_ = 1           and not exists(             select J2.ID_ from ACT_RU_JOB J2             where J2.PROCESS_INSTANCE_ID_ = RES.PROCESS_INSTANCE_ID_                                           -- from the same proc. inst.             and (J2.EXCLUSIVE_ = 1)                                                              -- also exclusive             and (J2.LOCK_OWNER_ is not null and J2.LOCK_EXP_TIME_ >= ?)  -- in progress             )    )     or           RES.EXCLUSIVE_ = 0        )                     LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2878) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 20 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2878) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 23 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 34 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 35 common frames omitted
2021-05-27T23:36:16.852Z||JobExecutor[org.camunda.bpm.engine.spring.components.jobexecutor.SpringJobExecutor]|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:170)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:159)
	at org.camunda.bpm.engine.impl.persistence.entity.JobManager.findNextJobsToExecute(JobManager.java:222)
	at org.camunda.bpm.engine.impl.cmd.AcquireJobsCmd.execute(AcquireJobsCmd.java:66)
	at org.camunda.bpm.engine.impl.cmd.AcquireJobsCmd.execute(AcquireJobsCmd.java:44)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.jobexecutor.SequentialJobAcquisitionRunnable.acquireJobs(SequentialJobAcquisitionRunnable.java:158)
	at org.camunda.bpm.engine.impl.jobexecutor.SequentialJobAcquisitionRunnable.run(SequentialJobAcquisitionRunnable.java:76)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2878) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/Job.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.JobEntity.selectNextJobsToExecute-Inline
### The error occurred while setting parameters
### SQL: select RES.ID_,       RES.REV_,       RES.DUEDATE_,       RES.PROCESS_INSTANCE_ID_,       RES.EXCLUSIVE_          from ACT_RU_JOB RES      where (RES.RETRIES_ > 0)       and (                   RES.DUEDATE_ is null or                   RES.DUEDATE_ <= ?       )       and (RES.LOCK_OWNER_ is null or RES.LOCK_EXP_TIME_ < ?)       and RES.SUSPENSION_STATE_ = 1                  and (RES.DEPLOYMENT_ID_ is null                     or                                                  ( RES.DEPLOYMENT_ID_ IN   (      ?        )   )                           )                and (      (      RES.EXCLUSIVE_ = 1           and not exists(             select J2.ID_ from ACT_RU_JOB J2             where J2.PROCESS_INSTANCE_ID_ = RES.PROCESS_INSTANCE_ID_                                           -- from the same proc. inst.             and (J2.EXCLUSIVE_ = 1)                                                              -- also exclusive             and (J2.LOCK_OWNER_ is not null and J2.LOCK_EXP_TIME_ >= ?)  -- in progress             )    )     or           RES.EXCLUSIVE_ = 0        )                     LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2878) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 20 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2878) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 23 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 34 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 35 common frames omitted
2021-05-27T23:36:16.853Z||JobExecutor[org.camunda.bpm.engine.spring.components.jobexecutor.SpringJobExecutor]|||||ERROR|500||ENGINE-14019 Exception during job acquisition Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.jobexecutor.SequentialJobAcquisitionRunnable.acquireJobs(SequentialJobAcquisitionRunnable.java:158)
	at org.camunda.bpm.engine.impl.jobexecutor.SequentialJobAcquisitionRunnable.run(SequentialJobAcquisitionRunnable.java:76)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 11 common frames omitted
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 14 common frames omitted
2021-05-27T23:36:53.655Z||FetchAndLockHandlerImpl|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLTransientConnectionException: (conn=2886) Lock wait timeout exceeded; try restarting transaction
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLTransientConnectionException: (conn=2886) Lock wait timeout exceeded; try restarting transaction
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLTransientConnectionException: (conn=2886) Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:79)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:36:53.658Z||FetchAndLockHandlerImpl|||||WARN|500||ENGINE-REST-HTTP500 org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLTransientConnectionException: (conn=2886) Lock wait timeout exceeded; try restarting transaction
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLTransientConnectionException: (conn=2886) Lock wait timeout exceeded; try restarting transaction
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 more
Caused by: java.sql.SQLTransientConnectionException: (conn=2886) Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:79)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 more
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 more
Caused by: java.sql.SQLException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 more

2021-05-27T23:36:53.655Z||http-nio-8081-exec-25|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLTransientConnectionException: (conn=2882) Lock wait timeout exceeded; try restarting transaction
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLTransientConnectionException: (conn=2882) Lock wait timeout exceeded; try restarting transaction
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLTransientConnectionException: (conn=2882) Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:79)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:36:53.665Z||http-nio-8081-exec-25|||||WARN|500||ENGINE-REST-HTTP500 org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLTransientConnectionException: (conn=2882) Lock wait timeout exceeded; try restarting transaction
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLTransientConnectionException: (conn=2882) Lock wait timeout exceeded; try restarting transaction
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 more
Caused by: java.sql.SQLTransientConnectionException: (conn=2882) Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:79)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 more
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 more
Caused by: java.sql.SQLException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 more

2021-05-27T23:36:53.667Z||FetchAndLockHandlerImpl|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@628a43c0 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=2886) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:36:53.668Z||FetchAndLockHandlerImpl|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2886) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2886) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2886) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:36:53.669Z||FetchAndLockHandlerImpl|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2886) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2886) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2886) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:36:53.669Z||FetchAndLockHandlerImpl|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 14 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 17 more

2021-05-27T23:36:53.681Z||FetchAndLockHandlerImpl|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@20b20fe8 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=2879) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:36:53.681Z||FetchAndLockHandlerImpl|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2879) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2879) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2879) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:36:53.682Z||FetchAndLockHandlerImpl|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2879) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2879) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2879) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:36:53.682Z||FetchAndLockHandlerImpl|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 14 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 17 more

2021-05-27T23:36:53.686Z||FetchAndLockHandlerImpl|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@51cd8b65 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=2880) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:36:53.687Z||FetchAndLockHandlerImpl|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2880) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2880) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2880) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:36:53.687Z||FetchAndLockHandlerImpl|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2880) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2880) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2880) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:36:53.688Z||FetchAndLockHandlerImpl|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 14 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 17 more

2021-05-27T23:36:53.695Z||FetchAndLockHandlerImpl|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@536154fa marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=2881) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:36:53.695Z||FetchAndLockHandlerImpl|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2881) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2881) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2881) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:36:53.696Z||FetchAndLockHandlerImpl|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2881) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2881) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2881) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:36:53.696Z||FetchAndLockHandlerImpl|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 14 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 17 more

2021-05-27T23:36:53.705Z||FetchAndLockHandlerImpl|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@7f0ca6f8 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=2882) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:36:53.706Z||FetchAndLockHandlerImpl|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2882) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2882) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2882) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:36:53.706Z||FetchAndLockHandlerImpl|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2882) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2882) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2882) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:36:53.707Z||FetchAndLockHandlerImpl|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 14 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 17 more

2021-05-27T23:36:53.712Z||FetchAndLockHandlerImpl|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@7ef3c5d6 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=2883) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:36:53.712Z||FetchAndLockHandlerImpl|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2883) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2883) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2883) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:36:53.712Z||FetchAndLockHandlerImpl|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2883) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2883) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2883) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:36:53.713Z||FetchAndLockHandlerImpl|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 14 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 17 more

2021-05-27T23:36:53.716Z||FetchAndLockHandlerImpl|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@2ee3d2d3 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=2884) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:36:53.717Z||FetchAndLockHandlerImpl|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2884) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2884) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2884) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:36:53.717Z||FetchAndLockHandlerImpl|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2884) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2884) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2884) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:36:53.717Z||FetchAndLockHandlerImpl|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 14 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 17 more

2021-05-27T23:36:53.721Z||FetchAndLockHandlerImpl|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@2c078cf marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=2885) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:36:53.721Z||FetchAndLockHandlerImpl|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2885) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2885) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2885) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:36:53.721Z||FetchAndLockHandlerImpl|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2885) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2885) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2885) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:36:53.722Z||FetchAndLockHandlerImpl|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 14 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 17 more

2021-05-27T23:36:53.725Z||FetchAndLockHandlerImpl|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@3508dd50 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=2887) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:36:53.725Z||FetchAndLockHandlerImpl|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2887) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2887) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2887) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:36:53.725Z||FetchAndLockHandlerImpl|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2887) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2887) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2887) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:36:53.726Z||FetchAndLockHandlerImpl|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 14 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 17 more

2021-05-27T23:36:53.728Z||FetchAndLockHandlerImpl|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@51ab3082 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=2888) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:36:53.729Z||FetchAndLockHandlerImpl|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2888) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2888) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2888) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:36:53.729Z||FetchAndLockHandlerImpl|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2888) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2888) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2888) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:36:53.729Z||FetchAndLockHandlerImpl|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 14 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 17 more

2021-05-27T23:36:53.733Z||FetchAndLockHandlerImpl|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@516fcae5 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=2935) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:36:53.734Z||FetchAndLockHandlerImpl|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2935) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2935) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2935) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:36:53.734Z||FetchAndLockHandlerImpl|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2935) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2935) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 21 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2935) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 24 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 35 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 36 common frames omitted
2021-05-27T23:36:53.734Z||FetchAndLockHandlerImpl|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.acquire(FetchAndLockHandlerImpl.java:116)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.run(FetchAndLockHandlerImpl.java:81)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 14 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 17 more

2021-05-27T23:49:20.816Z||http-nio-8081-exec-168|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLTransientConnectionException: (conn=2939) Lock wait timeout exceeded; try restarting transaction
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLTransientConnectionException: (conn=2939) Lock wait timeout exceeded; try restarting transaction
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLTransientConnectionException: (conn=2939) Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:79)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:49:20.816Z||http-nio-8081-exec-169|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLTransientConnectionException: (conn=2938) Lock wait timeout exceeded; try restarting transaction
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLTransientConnectionException: (conn=2938) Lock wait timeout exceeded; try restarting transaction
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLTransientConnectionException: (conn=2938) Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:79)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:49:20.817Z||http-nio-8081-exec-174|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLTransientConnectionException: (conn=2937) Lock wait timeout exceeded; try restarting transaction
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLTransientConnectionException: (conn=2937) Lock wait timeout exceeded; try restarting transaction
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLTransientConnectionException: (conn=2937) Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:79)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:49:20.815Z||http-nio-8081-exec-177|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLTransientConnectionException: (conn=2944) Lock wait timeout exceeded; try restarting transaction
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLTransientConnectionException: (conn=2944) Lock wait timeout exceeded; try restarting transaction
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLTransientConnectionException: (conn=2944) Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:79)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:49:20.819Z||http-nio-8081-exec-170|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLTransientConnectionException: (conn=2945) Lock wait timeout exceeded; try restarting transaction
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLTransientConnectionException: (conn=2945) Lock wait timeout exceeded; try restarting transaction
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLTransientConnectionException: (conn=2945) Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:79)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:49:20.821Z||http-nio-8081-exec-174|||||WARN|500||ENGINE-REST-HTTP500 org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLTransientConnectionException: (conn=2937) Lock wait timeout exceeded; try restarting transaction
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLTransientConnectionException: (conn=2937) Lock wait timeout exceeded; try restarting transaction
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 more
Caused by: java.sql.SQLTransientConnectionException: (conn=2937) Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:79)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 more
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 more
Caused by: java.sql.SQLException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 more

2021-05-27T23:49:20.821Z||http-nio-8081-exec-169|||||WARN|500||ENGINE-REST-HTTP500 org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLTransientConnectionException: (conn=2938) Lock wait timeout exceeded; try restarting transaction
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLTransientConnectionException: (conn=2938) Lock wait timeout exceeded; try restarting transaction
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 more
Caused by: java.sql.SQLTransientConnectionException: (conn=2938) Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:79)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 more
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 more
Caused by: java.sql.SQLException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 more

2021-05-27T23:49:20.820Z||http-nio-8081-exec-165|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLTransientConnectionException: (conn=2943) Lock wait timeout exceeded; try restarting transaction
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLTransientConnectionException: (conn=2943) Lock wait timeout exceeded; try restarting transaction
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLTransientConnectionException: (conn=2943) Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:79)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:49:20.821Z||http-nio-8081-exec-182|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLTransientConnectionException: (conn=2940) Lock wait timeout exceeded; try restarting transaction
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLTransientConnectionException: (conn=2940) Lock wait timeout exceeded; try restarting transaction
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLTransientConnectionException: (conn=2940) Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:79)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:49:20.824Z||http-nio-8081-exec-178|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLTransientConnectionException: (conn=2942) Lock wait timeout exceeded; try restarting transaction
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLTransientConnectionException: (conn=2942) Lock wait timeout exceeded; try restarting transaction
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLTransientConnectionException: (conn=2942) Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:79)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:49:20.816Z||http-nio-8081-exec-173|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLTransientConnectionException: (conn=2941) Lock wait timeout exceeded; try restarting transaction
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLTransientConnectionException: (conn=2941) Lock wait timeout exceeded; try restarting transaction
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLTransientConnectionException: (conn=2941) Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:79)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:49:20.904Z||http-nio-8081-exec-165|||||WARN|500||ENGINE-REST-HTTP500 org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLTransientConnectionException: (conn=2943) Lock wait timeout exceeded; try restarting transaction
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLTransientConnectionException: (conn=2943) Lock wait timeout exceeded; try restarting transaction
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 more
Caused by: java.sql.SQLTransientConnectionException: (conn=2943) Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:79)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 more
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 more
Caused by: java.sql.SQLException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 more

2021-05-27T23:49:20.941Z||http-nio-8081-exec-182|||||WARN|500||ENGINE-REST-HTTP500 org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLTransientConnectionException: (conn=2940) Lock wait timeout exceeded; try restarting transaction
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLTransientConnectionException: (conn=2940) Lock wait timeout exceeded; try restarting transaction
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 more
Caused by: java.sql.SQLTransientConnectionException: (conn=2940) Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:79)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 more
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 more
Caused by: java.sql.SQLException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 more

2021-05-27T23:49:20.950Z||http-nio-8081-exec-168|||||WARN|500||ENGINE-REST-HTTP500 org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLTransientConnectionException: (conn=2939) Lock wait timeout exceeded; try restarting transaction
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLTransientConnectionException: (conn=2939) Lock wait timeout exceeded; try restarting transaction
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 more
Caused by: java.sql.SQLTransientConnectionException: (conn=2939) Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:79)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 more
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 more
Caused by: java.sql.SQLException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 more

2021-05-27T23:49:20.951Z||http-nio-8081-exec-177|||||WARN|500||ENGINE-REST-HTTP500 org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLTransientConnectionException: (conn=2944) Lock wait timeout exceeded; try restarting transaction
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLTransientConnectionException: (conn=2944) Lock wait timeout exceeded; try restarting transaction
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 more
Caused by: java.sql.SQLTransientConnectionException: (conn=2944) Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:79)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 more
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 more
Caused by: java.sql.SQLException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 more

2021-05-27T23:49:20.952Z||http-nio-8081-exec-190|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@706d8c87 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=2941) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:49:20.952Z||http-nio-8081-exec-193|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@4c66c5ac marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=2945) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:49:20.952Z||http-nio-8081-exec-195|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@56219c67 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=2939) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:49:20.953Z||http-nio-8081-exec-193|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2945) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2945) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2945) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:49:20.953Z||http-nio-8081-exec-195|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2939) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2939) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2939) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:49:20.954Z||http-nio-8081-exec-193|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2945) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2945) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2945) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:49:20.954Z||http-nio-8081-exec-195|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2939) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2939) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2939) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:49:20.955Z||http-nio-8081-exec-173|||||WARN|500||ENGINE-REST-HTTP500 org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLTransientConnectionException: (conn=2941) Lock wait timeout exceeded; try restarting transaction
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLTransientConnectionException: (conn=2941) Lock wait timeout exceeded; try restarting transaction
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 more
Caused by: java.sql.SQLTransientConnectionException: (conn=2941) Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:79)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 more
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 more
Caused by: java.sql.SQLException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 more

2021-05-27T23:49:20.955Z||http-nio-8081-exec-190|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2941) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2941) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2941) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:49:20.955Z||http-nio-8081-exec-170|||||WARN|500||ENGINE-REST-HTTP500 org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLTransientConnectionException: (conn=2945) Lock wait timeout exceeded; try restarting transaction
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLTransientConnectionException: (conn=2945) Lock wait timeout exceeded; try restarting transaction
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 more
Caused by: java.sql.SQLTransientConnectionException: (conn=2945) Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:79)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 more
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 more
Caused by: java.sql.SQLException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 more

2021-05-27T23:49:20.956Z||http-nio-8081-exec-195|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:49:20.815Z||JobExecutor[org.camunda.bpm.engine.spring.components.jobexecutor.SpringJobExecutor]|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:170)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:159)
	at org.camunda.bpm.engine.impl.persistence.entity.JobManager.findNextJobsToExecute(JobManager.java:222)
	at org.camunda.bpm.engine.impl.cmd.AcquireJobsCmd.execute(AcquireJobsCmd.java:66)
	at org.camunda.bpm.engine.impl.cmd.AcquireJobsCmd.execute(AcquireJobsCmd.java:44)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.jobexecutor.SequentialJobAcquisitionRunnable.acquireJobs(SequentialJobAcquisitionRunnable.java:158)
	at org.camunda.bpm.engine.impl.jobexecutor.SequentialJobAcquisitionRunnable.run(SequentialJobAcquisitionRunnable.java:76)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLTransientConnectionException: (conn=2936) Lock wait timeout exceeded; try restarting transaction
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/Job.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.JobEntity.selectNextJobsToExecute-Inline
### The error occurred while setting parameters
### SQL: select RES.ID_,       RES.REV_,       RES.DUEDATE_,       RES.PROCESS_INSTANCE_ID_,       RES.EXCLUSIVE_          from ACT_RU_JOB RES      where (RES.RETRIES_ > 0)       and (                   RES.DUEDATE_ is null or                   RES.DUEDATE_ <= ?       )       and (RES.LOCK_OWNER_ is null or RES.LOCK_EXP_TIME_ < ?)       and RES.SUSPENSION_STATE_ = 1                  and (RES.DEPLOYMENT_ID_ is null                     or                                                  ( RES.DEPLOYMENT_ID_ IN   (      ?        )   )                           )                and (      (      RES.EXCLUSIVE_ = 1           and not exists(             select J2.ID_ from ACT_RU_JOB J2             where J2.PROCESS_INSTANCE_ID_ = RES.PROCESS_INSTANCE_ID_                                           -- from the same proc. inst.             and (J2.EXCLUSIVE_ = 1)                                                              -- also exclusive             and (J2.LOCK_OWNER_ is not null and J2.LOCK_EXP_TIME_ >= ?)  -- in progress             )    )     or           RES.EXCLUSIVE_ = 0        )                     LIMIT ? OFFSET ?
### Cause: java.sql.SQLTransientConnectionException: (conn=2936) Lock wait timeout exceeded; try restarting transaction
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 20 common frames omitted
Caused by: java.sql.SQLTransientConnectionException: (conn=2936) Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:79)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 23 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 34 common frames omitted
Caused by: java.sql.SQLException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 35 common frames omitted
2021-05-27T23:49:20.825Z||http-nio-8081-exec-176|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@4b998c57 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=2937) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:49:20.957Z||http-nio-8081-exec-197|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@1b4800 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=2940) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:49:20.823Z||http-nio-8081-exec-194|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@7875d636 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=2938) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:49:20.957Z||http-nio-8081-exec-191|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@2993896d marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=2943) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:49:20.956Z||http-nio-8081-exec-190|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2941) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2941) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2941) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:49:20.958Z||http-nio-8081-exec-176|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2937) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2937) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2937) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:49:20.959Z||http-nio-8081-exec-196|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@1cd3cd5b marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=2944) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:49:20.959Z||http-nio-8081-exec-194|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2938) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2938) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2938) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:49:20.960Z||http-nio-8081-exec-196|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2944) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2944) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2944) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:49:20.961Z||http-nio-8081-exec-196|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2944) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2944) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2944) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:49:20.961Z||http-nio-8081-exec-194|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2938) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2938) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2938) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:49:20.960Z||http-nio-8081-exec-176|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2937) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2937) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2937) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:49:20.964Z||http-nio-8081-exec-178|||||WARN|500||ENGINE-REST-HTTP500 org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLTransientConnectionException: (conn=2942) Lock wait timeout exceeded; try restarting transaction
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLTransientConnectionException: (conn=2942) Lock wait timeout exceeded; try restarting transaction
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 more
Caused by: java.sql.SQLTransientConnectionException: (conn=2942) Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:79)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 more
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 more
Caused by: java.sql.SQLException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 more

2021-05-27T23:49:20.958Z||http-nio-8081-exec-197|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2940) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2940) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2940) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:49:20.959Z||http-nio-8081-exec-191|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2943) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2943) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2943) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:49:20.960Z||http-nio-8081-exec-190|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:49:20.962Z||JobExecutor[org.camunda.bpm.engine.spring.components.jobexecutor.SpringJobExecutor]|||||ERROR|500||ENGINE-14019 Exception during job acquisition An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:170)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:159)
	at org.camunda.bpm.engine.impl.persistence.entity.JobManager.findNextJobsToExecute(JobManager.java:222)
	at org.camunda.bpm.engine.impl.cmd.AcquireJobsCmd.execute(AcquireJobsCmd.java:66)
	at org.camunda.bpm.engine.impl.cmd.AcquireJobsCmd.execute(AcquireJobsCmd.java:44)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.jobexecutor.SequentialJobAcquisitionRunnable.acquireJobs(SequentialJobAcquisitionRunnable.java:158)
	at org.camunda.bpm.engine.impl.jobexecutor.SequentialJobAcquisitionRunnable.run(SequentialJobAcquisitionRunnable.java:76)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLTransientConnectionException: (conn=2936) Lock wait timeout exceeded; try restarting transaction
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/Job.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.JobEntity.selectNextJobsToExecute-Inline
### The error occurred while setting parameters
### SQL: select RES.ID_,       RES.REV_,       RES.DUEDATE_,       RES.PROCESS_INSTANCE_ID_,       RES.EXCLUSIVE_          from ACT_RU_JOB RES      where (RES.RETRIES_ > 0)       and (                   RES.DUEDATE_ is null or                   RES.DUEDATE_ <= ?       )       and (RES.LOCK_OWNER_ is null or RES.LOCK_EXP_TIME_ < ?)       and RES.SUSPENSION_STATE_ = 1                  and (RES.DEPLOYMENT_ID_ is null                     or                                                  ( RES.DEPLOYMENT_ID_ IN   (      ?        )   )                           )                and (      (      RES.EXCLUSIVE_ = 1           and not exists(             select J2.ID_ from ACT_RU_JOB J2             where J2.PROCESS_INSTANCE_ID_ = RES.PROCESS_INSTANCE_ID_                                           -- from the same proc. inst.             and (J2.EXCLUSIVE_ = 1)                                                              -- also exclusive             and (J2.LOCK_OWNER_ is not null and J2.LOCK_EXP_TIME_ >= ?)  -- in progress             )    )     or           RES.EXCLUSIVE_ = 0        )                     LIMIT ? OFFSET ?
### Cause: java.sql.SQLTransientConnectionException: (conn=2936) Lock wait timeout exceeded; try restarting transaction
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 20 common frames omitted
Caused by: java.sql.SQLTransientConnectionException: (conn=2936) Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:79)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 23 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 34 common frames omitted
Caused by: java.sql.SQLException: Lock wait timeout exceeded; try restarting transaction
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 35 common frames omitted
2021-05-27T23:49:20.965Z||http-nio-8081-exec-176|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:49:20.965Z||http-nio-8081-exec-194|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:49:20.965Z||http-nio-8081-exec-197|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2940) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2940) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2940) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:49:20.965Z||http-nio-8081-exec-189|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@30b98cc3 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=2942) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:49:20.966Z||http-nio-8081-exec-191|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2943) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2943) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2943) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:49:20.966Z||http-nio-8081-exec-197|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:49:20.966Z||http-nio-8081-exec-189|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2942) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2942) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2942) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:49:20.968Z||http-nio-8081-exec-191|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:49:20.968Z||http-nio-8081-exec-196|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:49:20.969Z||http-nio-8081-exec-193|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:49:20.970Z||http-nio-8081-exec-192|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@482e6863 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=2936) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:49:20.976Z||http-nio-8081-exec-192|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2936) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2936) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2936) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:49:20.977Z||http-nio-8081-exec-192|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2936) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2936) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2936) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:49:20.979Z||http-nio-8081-exec-192|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:49:20.980Z||http-nio-8081-exec-189|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=2942) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=2942) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=2942) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:49:20.981Z||http-nio-8081-exec-189|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:49:21.012Z||http-nio-8081-exec-198|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@8ecc528 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=3377) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:49:21.013Z||http-nio-8081-exec-198|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=3377) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=3377) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=3377) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:49:21.014Z||http-nio-8081-exec-198|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=3377) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=3377) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=3377) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:49:21.016Z||http-nio-8081-exec-198|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:49:21.017Z||http-nio-8081-exec-199|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@4af588b1 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=3385) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:49:21.018Z||http-nio-8081-exec-199|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=3385) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=3385) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=3385) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:49:21.019Z||http-nio-8081-exec-199|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=3385) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=3385) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=3385) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:49:21.020Z||http-nio-8081-exec-199|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:49:21.021Z||http-nio-8081-exec-202|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@370e2a7b marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=3386) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:49:21.022Z||http-nio-8081-exec-202|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=3386) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=3386) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=3386) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:49:21.023Z||http-nio-8081-exec-202|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=3386) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=3386) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=3386) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:49:21.024Z||http-nio-8081-exec-202|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:49:21.028Z||http-nio-8081-exec-201|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@2bb22b3b marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=3387) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:49:21.030Z||http-nio-8081-exec-201|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=3387) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=3387) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=3387) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:49:21.031Z||http-nio-8081-exec-201|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=3387) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=3387) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=3387) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:49:21.033Z||http-nio-8081-exec-201|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:49:21.036Z||http-nio-8081-exec-206|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@277f68d7 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=3388) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:49:21.037Z||http-nio-8081-exec-206|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=3388) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=3388) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=3388) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:49:21.038Z||http-nio-8081-exec-206|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=3388) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=3388) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=3388) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:49:21.040Z||http-nio-8081-exec-206|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:49:21.049Z||http-nio-8081-exec-200|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@3580c47d marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=3389) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:49:21.054Z||http-nio-8081-exec-205|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@60e2607 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=3390) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:49:21.055Z||http-nio-8081-exec-200|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=3389) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=3389) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=3389) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:49:21.057Z||http-nio-8081-exec-205|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=3390) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=3390) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=3390) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:49:21.059Z||http-nio-8081-exec-200|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=3389) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=3389) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=3389) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:49:21.059Z||http-nio-8081-exec-208|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@2a8ac97d marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=3391) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:49:21.060Z||http-nio-8081-exec-208|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=3391) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=3391) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=3391) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:49:21.061Z||http-nio-8081-exec-208|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=3391) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=3391) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=3391) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:49:21.063Z||http-nio-8081-exec-203|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@6c206e01 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=3392) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:49:21.064Z||http-nio-8081-exec-208|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:49:21.065Z||http-nio-8081-exec-203|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=3392) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=3392) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=3392) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:49:21.065Z||http-nio-8081-exec-203|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=3392) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=3392) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=3392) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:49:21.067Z||http-nio-8081-exec-203|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:49:21.069Z||http-nio-8081-exec-207|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@16ba402a marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=3393) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:49:21.070Z||http-nio-8081-exec-207|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=3393) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=3393) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=3393) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:49:21.071Z||http-nio-8081-exec-205|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=3390) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=3390) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=3390) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:49:21.072Z||http-nio-8081-exec-207|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=3393) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=3393) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=3393) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:49:21.074Z||http-nio-8081-exec-204|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@7cd05b35 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=3394) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:49:21.074Z||http-nio-8081-exec-207|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:49:21.075Z||http-nio-8081-exec-204|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=3394) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=3394) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=3394) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:49:21.075Z||http-nio-8081-exec-204|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=3394) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=3394) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=3394) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:49:21.076Z||http-nio-8081-exec-204|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:49:21.077Z||http-nio-8081-exec-200|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:49:21.079Z||http-nio-8081-exec-205|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:49:21.084Z||http-nio-8081-exec-212|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@e2aa4be marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=3395) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:49:21.085Z||http-nio-8081-exec-212|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=3395) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=3395) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=3395) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:49:21.086Z||http-nio-8081-exec-212|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=3395) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=3395) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=3395) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:49:21.087Z||http-nio-8081-exec-212|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:49:21.095Z||http-nio-8081-exec-210|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@7a34495e marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=3396) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:49:21.097Z||http-nio-8081-exec-210|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=3396) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=3396) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=3396) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:49:21.098Z||http-nio-8081-exec-210|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=3396) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=3396) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=3396) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:49:21.099Z||http-nio-8081-exec-210|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:49:21.104Z||http-nio-8081-exec-209|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@11dd4f65 marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=3397) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:49:21.105Z||http-nio-8081-exec-211|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@68e9aa4e marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=3398) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:49:21.105Z||http-nio-8081-exec-209|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=3397) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=3397) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=3397) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:49:21.106Z||http-nio-8081-exec-211|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=3398) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=3398) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=3398) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:49:21.106Z||http-nio-8081-exec-209|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=3397) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=3397) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=3397) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:49:21.108Z||http-nio-8081-exec-209|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:49:21.109Z||http-nio-8081-exec-211|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=3398) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=3398) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=3398) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:49:21.110Z||http-nio-8081-exec-211|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:49:21.125Z||http-nio-8081-exec-215|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@75cfab1e marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=3399) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:49:21.126Z||http-nio-8081-exec-215|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=3399) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=3399) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=3399) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:49:21.127Z||http-nio-8081-exec-215|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=3399) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=3399) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=3399) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:49:21.128Z||http-nio-8081-exec-215|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:49:21.130Z||http-nio-8081-exec-214|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@74301fbd marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=3400) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:49:21.132Z||http-nio-8081-exec-214|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=3400) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=3400) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=3400) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:49:21.133Z||http-nio-8081-exec-214|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=3400) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=3400) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=3400) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:49:21.134Z||http-nio-8081-exec-214|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more

2021-05-27T23:49:21.145Z||http-nio-8081-exec-213|||||WARN|500||bpmn-pool - Connection org.mariadb.jdbc.MariaDbConnection@79c3b7af marked as broken because of SQLSTATE(08S01), ErrorCode(1047)
java.sql.SQLNonTransientConnectionException: (conn=3401) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:49:21.147Z||http-nio-8081-exec-213|||||ERROR|500||ENGINE-16004 Exception while closing command context: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=3401) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=3401) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=3401) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:49:21.148Z||http-nio-8081-exec-213|||||ERROR|500||Application exception overridden by rollback exception
org.camunda.bpm.engine.ProcessEngineException: An exception occurred in the persistence layer. Please check the server logs for a detailed message and the entire exception stack trace.
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.wrapPersistenceException(ExceptionUtil.java:263)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:257)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.executeSelectList(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.selectList(DbSqlSession.java:99)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectListWithRawParameter(DbEntityManager.java:182)
	at org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager.selectList(DbEntityManager.java:174)
	at org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskManager.selectExternalTasksForTopics(ExternalTaskManager.java:95)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:76)
	at org.camunda.bpm.engine.impl.cmd.FetchExternalTasksCmd.execute(FetchExternalTasksCmd.java:46)
	at org.camunda.bpm.engine.impl.interceptor.CommandExecutorImpl.execute(CommandExecutorImpl.java:28)
	at org.camunda.bpm.engine.impl.interceptor.CommandContextInterceptor.execute(CommandContextInterceptor.java:110)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor$1.doInTransaction(SpringTransactionInterceptor.java:46)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.apache.ibatis.exceptions.PersistenceException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: (conn=3401) WSREP has not yet prepared node for application use
### The error may exist in org/camunda/bpm/engine/impl/mapping/entity/ExternalTask.xml
### The error may involve org.camunda.bpm.engine.impl.persistence.entity.ExternalTaskEntity.selectExternalTasksForTopics-Inline
### The error occurred while setting parameters
### SQL: select                   distinct            RES.*          from (     select RES.*, PI.BUSINESS_KEY_, PD.VERSION_TAG_     from ACT_RU_EXT_TASK RES      left join ACT_RU_EXECUTION PI on RES.PROC_INST_ID_ = PI.ID_     inner join ACT_RE_PROCDEF PD on RES.PROC_DEF_ID_ = PD.ID_             WHERE (RES.LOCK_EXP_TIME_ is null or RES.LOCK_EXP_TIME_ <= ?)       and (RES.SUSPENSION_STATE_ is null or RES.SUSPENSION_STATE_ = 1)       and (RES.RETRIES_ is null or RES.RETRIES_ > 0)                and         (           RES.TOPIC_NAME_ like ?                                                                                                 )                                                          ) RES             order by RES.PRIORITY_ desc           LIMIT ? OFFSET ?
### Cause: java.sql.SQLNonTransientConnectionException: (conn=3401) WSREP has not yet prepared node for application use
	at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:149)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.camunda.bpm.engine.impl.db.sql.DbSqlSession.lambda$executeSelectList$1(DbSqlSession.java:107)
	at org.camunda.bpm.engine.impl.util.ExceptionUtil.doWithExceptionWrapper(ExceptionUtil.java:254)
	... 123 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: (conn=3401) WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:73)
	at org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:153)
	at org.mariadb.jdbc.MariaDbStatement.executeExceptionEpilogue(MariaDbStatement.java:274)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:229)
	at org.mariadb.jdbc.ClientSidePreparedStatement.execute(ClientSidePreparedStatement.java:149)
	at com.zaxxer.hikari.pool.ProxyPreparedStatement.execute(ProxyPreparedStatement.java:44)
	at com.zaxxer.hikari.pool.HikariProxyPreparedStatement.execute(HikariProxyPreparedStatement.java)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at org.apache.ibatis.executor.BatchExecutor.doQuery(BatchExecutor.java:92)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:324)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:83)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:147)
	... 126 common frames omitted
Caused by: org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.util.exceptions.MariaDbSqlException.of(MariaDbSqlException.java:34)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:194)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.exceptionWithQuery(AbstractQueryProtocol.java:177)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:321)
	at org.mariadb.jdbc.ClientSidePreparedStatement.executeInternal(ClientSidePreparedStatement.java:220)
	... 137 common frames omitted
Caused by: java.sql.SQLException: WSREP has not yet prepared node for application use
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readErrorPacket(AbstractQueryProtocol.java:1688)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.readPacket(AbstractQueryProtocol.java:1550)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.getResult(AbstractQueryProtocol.java:1513)
	at org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol.executeQuery(AbstractQueryProtocol.java:318)
	... 138 common frames omitted
2021-05-27T23:49:21.150Z||http-nio-8081-exec-213|||||WARN|500||ENGINE-REST-HTTP500 org.springframework.transaction.TransactionSystemException: Could not roll back JPA transaction; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:565)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processRollback(AbstractPlatformTransactionManager.java:835)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.rollback(AbstractPlatformTransactionManager.java:809)
	at org.springframework.transaction.support.TransactionTemplate.rollbackOnException(TransactionTemplate.java:168)
	at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:144)
	at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:44)
	at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
	at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
	at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
	at org.camunda.bpm.engine.impl.externaltask.ExternalTaskQueryTopicBuilderImpl.execute(ExternalTaskQueryTopicBuilderImpl.java:60)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.executeFetchAndLock(FetchAndLockHandlerImpl.java:268)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.tryFetchAndLock(FetchAndLockHandlerImpl.java:251)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockHandlerImpl.addPendingRequest(FetchAndLockHandlerImpl.java:316)
	at org.camunda.bpm.engine.rest.impl.FetchAndLockRestServiceImpl.fetchAndLock(FetchAndLockRestServiceImpl.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor205.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
	at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
	at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
	at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.CacheControlFilter.doFilter(CacheControlFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.camunda.bpm.engine.rest.filter.EmptyBodyFilter.doFilter(EmptyBodyFilter.java:99)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:204)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:93)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:764)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Unknown Source)
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:127)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.rollback(JdbcResourceLocalTransactionCoordinatorImpl.java:304)
	at org.hibernate.engine.transaction.internal.TransactionImpl.rollback(TransactionImpl.java:142)
	at org.springframework.orm.jpa.JpaTransactionManager.doRollback(JpaTransactionManager.java:561)
	... 116 more
Caused by: java.sql.SQLException: Connection is closed
	at com.zaxxer.hikari.pool.ProxyConnection$ClosedConnection.lambda$getClosedConnection$0(ProxyConnection.java:515)
	at com.sun.proxy.$Proxy141.rollback(Unknown Source)
	at com.zaxxer.hikari.pool.ProxyConnection.rollback(ProxyConnection.java:396)
	at com.zaxxer.hikari.pool.HikariProxyConnection.rollback(HikariProxyConnection.java)
	at org.hibernate.resource.jdbc.internal.AbstractLogicalConnectionImplementor.rollback(AbstractLogicalConnectionImplementor.java:121)
	... 119 more